Do you have a nagging feeling that something’s up between your best friend and your man?
If you’re starting to suspect your BFF might be crushing on or worse, sleeping with your man, it’s time to find out the truth.
Before you spiral into full-on panic mode or start accusing anyone, let’s look at some telltale signs your best friend is secretly dating your man.
If there’s some sneaky business going on behind your back, you deserve to know.
However, this doesn’t mean you shouldn’t trust your husband or your best friend. This blog post is simply a warning for you to be alert.
8 SIGNS YOUR BEST FRIEND IS SECRETLY DATING YOUR MAN
In a recent survey, it was revealed that about 25% of married men admitted to having an affair at least once.
Another study found that most people who admit to cheating often do it with a close friend.
If you’re in a romantic relationship and you have a best friend, watch out for the following signs:
1. Your instincts tell you something is going on
One of the first signs your best friend is secretly dating your man is that you’ll feel it in your gut even though you don’t have proof yet.
Do you have a gut feeling something’s off in your relationship? Don’t ignore it.
Our intuition often picks up on subtle cues before our conscious mind catches up.
Maybe you’ve noticed lingering glances between your best friend and your man, or their inside jokes seem a little too intimate.
Perhaps there’s an inexplicable tension when the three of you hang out.
Pay attention to the red flags. If you constantly wonder whether there’s something going on, it’s worth exploring further.
Your subconscious might be connecting dots you’re not yet ready to see.
A great way to know for sure is to observe their body language. Watch how they interact physically.
Are they standing closer than usual? Do they seem hyper-aware of each other’s presence?
These non-verbal signals can tell you what’s really going on beneath the surface.
Your instincts are there to protect you, so don’t dismiss any warning sign because you’re not ready for the truth. If something feels fishy, it probably is.
2. There’s chemistry between the two of them
You know that electric spark when two people are into each other?
Well, if you’re noticing it between your best friend and your partner, it might be time to raise an eyebrow.
Watch out for those lingering glances, inside jokes you’re not part of, or that unmistakable tension in the air when they’re together.
Maybe they’re always finding excuses to touch each other “accidentally” or laughing a little too hard at each other’s jokes.
It’s like they’ve got their own little world, and you’re on the outside looking in.
Trust your gut on this one. If something doesn’t feel right, you need to pay attention.
That chemistry isn’t just in your head–it’s a real sign that there might be more going on than just friendship between your BFF and your boyfriend.
3. They find excuses to spend time together
Have you noticed your best friend and your man suddenly becoming workout buddies or study partners?
If they’re constantly finding reasons to hang out without you, it might be more than just friendship.
Maybe they’re always volunteering for the same projects at work or school.
Or perhaps your BFF keeps offering to help your significant other with tasks you used to do.
Pay attention to how often they text or call each other, especially at odd hours.
If they always like and comment on each other’s social media posts, that’s another red flag.
Watch out for activities or shared experiences you aren’t part of. It’s not just about quantity, but the quality of time spent together.
If they seem unusually excited or nervous around each other, something might be up.
4. Your friend knows a lot about your man
A big sign your best friend is seeing your man behind your back is that she has a lot of information about him as a result of spending time together.
Does your friend drop way too many details about your significant other?
It’s one thing to chat about your relationships, but if she starts mentioning his favorite bands or personal details you’ve never shared, something is definitely not right.
Pay attention if she casually brings up plans he has that you weren’t aware of or seems to know his schedule better than you do.
Maybe she always has an idea of what he’s up to or can predict his reactions to things with uncanny accuracy.
If your friend seems to have insider knowledge about your man that goes beyond what you’ve told her, it could be a red flag that they’re spending time together behind your back.
Trust your gut—if her familiarity with your man feels off, there’s definitely something going on.
5. Your man often invites her to join you on dates and social events
Have you noticed that your man constantly suggests your friend tag along on your outings?
It might seem sweet at first because you think he’s making an effort to include your BFF. But there might be something else going on below the surface.
If he’s always inviting her to join your date nights, weekend getaways, or social gatherings, it could be a red flag.
Pay attention to how often your friend becomes part of your couple activities.
Does she show up at restaurants, movies, or parties that were supposed to be just for you two?
If your “romantic” evenings consistently turn into group hangouts, something fishy might be going on.
Watch his behavior when your best friend joins in. Does he suddenly become more cheerful, cracking jokes and paying her extra attention?
If he seems more excited about her presence than yours, it’s time to have a serious talk about boundaries and possibly about where his true feelings lie.
6. Your friend dresses provocatively around your man
A huge sign your best friend is dating your man is that she has suddenly started dressing to impress whenever your boyfriend’s around.
If she’s rocking plunging necklines and skintight outfits that seem way out of character, it could be a red flag.
Pay attention to how she acts in these outfits too. Does she seem to “accidentally” bend over in front of him or find excuses for physical contact?
While it’s normal for friends to want to look good, a dramatic change in style specifically around your man is suspicious.
She might be trying to catch his eye or make you feel insecure. Trust your gut if something feels off about her newfound fashion choices.
A true friend wouldn’t try to use her body to come between you and your man.
If her behavior is making you uncomfortable, have an honest chat with her about it. A solid friendship should be able to weather that conversation.
7. Your man buys her gifts on several occasions
If your significant other is constantly showering your best friend with presents, it’s time to raise an eyebrow.
We’re not talking about a one-off birthday gift here—we mean multiple occasions that don’t necessarily warrant a present.
Has he been picking up “little things” for her that caught his eye? Maybe he’s always surprising her with her favorite snacks or that book she mentioned wanting to read.
If these thoughtful gestures are becoming a regular thing, it might be more than just friendly generosity.
It’s not just about the gifts themselves, but the thought and effort behind them.
If he seems to know her tastes better than yours or puts more consideration into her presents than the ones he gives you, that’s definitely cause for concern.
Trust your gut on this one—if you feel uneasy about his gift-giving habits, don’t ignore your instincts.
8. They are both secretive about their phones
Have you noticed that your best friend and your man are suddenly more protective of their devices?
If they’re constantly flipping their phones face-down or snatching them away when you’re nearby, they may be trying to hide the affair.
Watch out for these cheating red flags:
• They never leave their phones unattended
• Sudden password changes or new lock screens
• Hushed conversations and sneaky texting
• Mysterious notifications that make them jumpy
Do you remember when you used to scroll through memes together? Now, they’re guarding their screens like it’s national security.
And don’t even think about asking to borrow their phone—you’ll get more excuses than a kid who didn’t do their homework.
If their phone behavior has changed dramatically, it might be time for a heart-to-heart conversation with your man.
Conclusion
Do you suspect that your best friend might be sneaking around with your man?
Your instincts could be right. For your sake, we hope you never have to deal with this mess, but if things are feeling suspicious, trust your gut.
Real friends don’t backstab each other like that. If you spot these red flags, it’s time for a serious conversation with both of them.
You deserve way better than a cheating partner and a shady BFF. Don’t let anyone gaslight you or make you feel crazy.
Stand up for yourself, cut out the toxic people, and show yourself more love.
Recommended reading:
9 Behaviors That Are Considered Cheating In A Relationship
14 Warning Signs A Spouse Is Cheating On You
How To Catch A Cheating Spouse Red-handed
How To Confront A Cheating Spouse With Proof
About The Author
Jennifer Dagi
Jennifer Dagi is happily married to her best friend and the love of her life.
As a relationship coach, she is passionate about helping couples build healthy and happy relationships.
She strongly believes communication and intimacy are the most important ingredients for building a successful relationship.
Join her on a fabulous journey to improve your love life one step at a time and don't forget to subscribe for weekly blog updates.