A male who is obsessed with 4chan and Runescape, you will often hear a Cooper say, "You are a troll", or bring up some joke that only he and a few others may understand. Even though a Cooper can be annoying, he is a generally a decent friend.
Yo bro why you trollin' on Cooper's facebook.
Some faggot with long hair. Probably jerks off to ISIS videos. Listens to X and shit.
Person 1: "Who's most likely to become a school shooter"
Person 2: "That'd be a Cooper"
Person 1: "I agree"
Cooper is a annoying mental retarted retard
Did u see how retarted cooper is
the fortnight player who eats dick while doing a roblox lets play
To hold a bowl til it burns out.
Dude you totally coopered the bowl.
Dont let the bowl coop out.
A person with a big, fat mouth.
Likes to kiss girls with it.
That person has such a big Cooper.
a hoe because he dates his best friends ex girl without even asking him and he breaks up with his girlfriend for her
Cooper is a dumbass hoe