1 definition by xtina yea i kick ass

Top Definition
A back on a male that is sexy becase it is the opposite of nerdy-square. An example of a peson with a sexy rounded-square back is Mike Shinoda.
"Hey I don't like that kid over there watching the bball players. His back isn't rounded-square.
by xtina yea i kick ass September 09, 2006

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug