Definitions by Asd-/:

Dirty bec 

When a girl nearly reaches 1st base with a guy she has never talked to

Did you see her with Leo last night, doing a dirty Bec!

Dirty bec by Asd-/: March 3, 2021

Dirty holly 

When a girl gets a hickey on her shoulder

Did you see her with Alan last night, doing a dirty holly!

Dirty holly by Asd-/: March 3, 2021