that guy

1. A male at a wedding or social gathering who is oblivious that he is making an ass of himself and embarassing everyone who knows him.

Dwayne was "that guy" at the wedding. He hit on 3 bridesmaids and vomited in the planter outside.

by Bud E Love May 05, 2003

that guy

Function: noun

a male that acts in a certain fashion in a given situation, fully knowing such act is considered rude, obscene, or otherwise frowned upon in normal social interaction.

Don't be "that guy" that cuts in line.

Didn't he just hit on the girl he knows you are dating? Yeah, he's "that guy".

Hey, can i bum your last cigarette? It's my last one, don't be "that guy".

by lUK February 20, 2004

that guy

1. The one guy who always gets other people into trouble, is always fucking up at everyone else's expense, or is just making an ass of himself and everyone around him

2. Cadet Townsend of the UGA Army ROTC program

Townsend, quit being THAT guy

by bluefalcon3290 April 23, 2009

that guy

The guy who goes to a high school party after he's graduated high school.

i can't believe "blank" showed up didn't he graduate like 4 years ago

by Rob April 08, 2003

that guy

a person who gives himself nicknames, laughs at his own jokes, and goes around acting like he's cool.

Wow. Have you been around Mike lately? Yeah... he's really being that guy.

by getatmeplz1 April 15, 2011

that guy

1. (n.) The guy who wears the t-shirt of their own band. 2. (n.) The guy who wears the shirt of the band that he has come to the show to see. 3. (n.) The guy who buys a shirt at a show and puts it on over whatever shirt they were previously wearing.

Dude, don't be that guy.

by richbastard March 27, 2003

that guy

thers a "that guy" in every situation, he could be that guy who ate the last slice of pizza, or that guy who hit on your girl friend, that guy who who begs for money at lunch, or that guy who FUCKING SHOOTS DOWN YOUR GOD DAMN CHOOPER GUNNER WITH 3 KILLS TO A MOTHER F-ING NUKE!

Guy 1:Yeah i was on a 23 kill streak and that guy shot down my Chopper ginner...
Guy 2: Wow what an ass whole...
Ryan Sandage: Hey guys!

by A concerned Citizen! March 14, 2010