What is Flexersize?
1.
When one goes to the gym and flexes in the mirror rather than actually working out.
ex
Guy1 - wanna come to the gym with me?
Guy2 - no, go flexersize by yourself
ex 2
Andrew - Bro I just got back from the gym, got my
swoll on.
Cory - Yea I saw you Flexersizing in the mirror.
Andrew - fuck you (walks away)
See