Similar to fanny fart when engaging or after engaging in sexual intercourse the fanny lets all the compressed air out that you've banged up it thus making a fart or boff sound, usually quite fucking funny I might add
by John Gaskell May 15, 2005

by JCarter March 1, 2009

by Johnny Chingas May 13, 2005

sexual intercourse exceeding average expectations; fobber referring to great or amazing (level of enjoyment), and boff referring basic sexual intercourse.
by Aaron Barber May 27, 2005

Jimmy "suck it bitch"
Jimmy cums
Natalie is sick all over his willy
Jimmy "Natalie you just gave me a boff willy"
Natalie "Dudddddeeeee Im not cleaning that up"
Jimmy proceeds to clean.
Jimmy cums
Natalie is sick all over his willy
Jimmy "Natalie you just gave me a boff willy"
Natalie "Dudddddeeeee Im not cleaning that up"
Jimmy proceeds to clean.
by johnny milton April 21, 2011

King boff is basically God he is able to dictate anything that happens including nuclear farts on china
by King boff May 27, 2017
