A well-respected actor and Oscar winning screen writer who unfortunately happens to have a huge, wide womanly butt much like that of his former nemesis for the affections of Ben Affleck, Jennifer Lopez.
by Styx April 10, 2006

by N. of G. August 4, 2008

V. - To be own, pwn, make an example, and prove to be an incompetent and worthless noob, to rape and dehumanize. To boom headshot.
N. - A impotent incompetent mindless waste of flesh.
N. - A impotent incompetent mindless waste of flesh.
James "I can't out-snipe this guy, he's too fast. But he's running through the smoke to come into the tower."
William "No, he's wondering how I jumped off the stairs, turned, and headshotted him with my trenchgun in mid-air before he finished reloading. Assuming hes that smart."
James "God, you've got to stop Matt Damoning these guys so much."
William "No, he's wondering how I jumped off the stairs, turned, and headshotted him with my trenchgun in mid-air before he finished reloading. Assuming hes that smart."
James "God, you've got to stop Matt Damoning these guys so much."
by G.M.H. November 6, 2009

another saying for "i love you"
a cute thing to share with a cute girl.
no one knows what you two are talking about.
around friends, family, in a strange new place with new people, or just at home chillin with your girl.
a cute thing to share with a cute girl.
no one knows what you two are talking about.
around friends, family, in a strange new place with new people, or just at home chillin with your girl.
boy: so i guess im taking off.
girl: alright, call me later.
boy: ok sweetie.
girl: i love you.
boy: Matt Damon!
girl: matt Damon!
girl: alright, call me later.
boy: ok sweetie.
girl: i love you.
boy: Matt Damon!
girl: matt Damon!
by mcmaster karr May 5, 2008

by andrewisawesome May 2, 2018

Visionary yo-yo dieting in which you sometimes appear very buff to your friends, and sometimes you appear very fat.
"What's going on with Steve? He had a beer belly last week, and now he has abs."
"I don't know man, I think he's having a Matt Damon Effect"
"I don't know man, I think he's having a Matt Damon Effect"
by superawesomeguy1496 October 6, 2011

by He's a guy December 8, 2012
