1 definition by BiggMexW

Top Definition

A small but large penis. What the penis lacks in length, makes up for in girth. A penis that is 4 inches long and 4 inches wide. It should be able to satisfy most women.

Oh my gosh Monique, the guy I slept with last night had a 4X4 in his pants!

by BiggMexW March 25, 2011

Buy a 4X4 mug!