1 definition by Michaelo Casselo

Top Definition
Similar to the revealing undergarment women wear called thongs, a Mong is a Man-Thong.
Hey Bro, remember that one time when we went to the beach with your Mom and got drunk in our Mongs and I made out with your Grandma?
by Michaelo Casselo February 03, 2014

Mug icon
Buy a Mong mug!