What is Back It Up?
1.
What a guy says to a girl he's fucking from behind - asking her to push her ass back so she grinds onto him.
Also, in lesser used context, it means a girl has a nice ass.
*A couple doing it doggy style*
Chrissy: "Oh that feels so good!"
Tom: "Oh yeah, you want it harder?"
Chrissy: "Yes!"
Tom: "Back it up, back it up!"
See
Random Words:
1.
to jerk off masturbate
I was bored last night watching porn, so i decided to box the bishop
See jerk off, 5 knuckle shuffle, masturbat..
1.
a. A word to be said at a loud volume at any given moment.
b.Something you call one of your friends.
a. FIST-A-CUFFS!!!
b. Waddup Fis..