She was my FF friend from 4th grade
Your an FF friend and that means fake friend
FF or Fat Fuck describes a man so fat that he has to take the stairs everywhere because he breaks every elevator weight limit. However, taking the stairs does not help as he makes up twice as many calories as he burns with trips to midnight cookies. The Yin to the titty bandit's yang.
Yo what up David, you FF the
ff means surrender in games like LoL aka League of legends And Valorant.
In the gaming community, it means to forfeit, to surrender the game. When you think the game is lost, you time "ff".
"We just can't win this game, just ff"