twinpressing
When you notice that someone changes the way they do there hair act or dress for a guy, and you did the same change. Usually happens when a guy that two girls like admit what they like in girls. Example: curly hair or short shorts.
Dude: did you see Hannah and Brittany today?
Other dude: yeah they're totally twinpressing on you!
Other dude: yeah they're totally twinpressing on you!