full face usually used in text/Snapchat. Person usually has a crush on them
Can you send me an ff?
Fuck Fifa - when your boyfriend plays Fifa instead of talking to you and you get angry
Girlfriend: Hey baby, how’s your day today?
Boyfriend: *no reply, staring at the TV*
Girlfriend: Arghh FF
Stands for fake friends these are "friends" who stabbed you in the back and/or just being mean to you repeatedly
She has ff even though she is a nice person