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.
A slang term for someone who is homosexual.
God, Myrathi, you are such an arsewrangler...
1.
An internet phrase that was used wildly for about a month, and was almost never used again.
7. Use The W00FLES 0F D0om to slap your mom..