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2.
the state of being in which a man and a woman are in a position in both are facing forward; where one is pressing their ass against the other, in a grinding motion, until eventually one of the individuals is "backed" into a wall, and pinned; wherefore, the grinding usually continues even more vigorously.
Guy 1: Did you see Isaac at that last party?
Guy 2: You mean did I see Isaac get backed at that party!
by GuyGotBacked April 17, 2011
 
1.
Approved of. If you are backed, someone has your back.
X, "You guys like Hoods and The Warriors?"
Y, "I back them, bro."
Z, "Yeah, totally backed."
by xDakex February 12, 2006
 
3.
The term used to describe the wanting of sex with an individual
"That girl is well fit, she'd definitely get backed!"
by ThaBiZzLExUKx March 10, 2009