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.
Just me ridin' around in my 225 Audi TT Limited. Being Called by 2 bitches at once, and have 1 on the same line.
That's Game...
1.
bubble head is also used in the united states navy meaning anyone who servves aboard a submarine is called a bubblehead.
a bubble head ..