Someone who walks, talks, and acts as though he is really cool...but really isn't. Those who play excessively loud music from their vehicle, people who pull their hat too far down over their eyes, and most frat guys are all examples of Leroys.
"Who's this friggin' Leroy?"
by Faryn Brygo November 12, 2004
A term to describe someone who is looked upon as the "Village Idiot" and is constantly being laughed at and humiliated. Also refers to an imbecile, an oaf, a buffoon, an illiterate nincompoop, or a loudmouthed, fat bellied Coward.
That guy talks tough...but he's really just a worthless Leroy!!
by Lenigg Fagevil September 10, 2004