Is it normal to kiss a friend on the lips?
Depends.It depends
Yes, some friends kiss on the lips platonically, while others would see it as romantic. What matters is that you both feel comfortable and understand what it means to each other.
It can be a casual sign of affection in some friendships or cultures, and a big romantic gesture in others. There’s no universal rule for what a kiss means, so it’s normal for people to see it differently.
If you’re unsure how your friend feels about it, ask before kissing them—or have a quick, honest chat afterward. A lip kiss doesn’t automatically mean you’re dating, but checking in can save you both from awkward guesswork.