A stupid person; someone who is extremely unintelligent.
Joe: You hear Jimmy burned the microwave popcorn?
John: Yeah he's such a brick
Crackhead thats really annoying and smelly and dumb and stupid and piece of shit.
That dudes a total brick bro. He stinks hella bad.
Used as a concept of time for ones own imagination in reference to something else. Brick varies from person to person, could mean seconds or years. Who wouldn't want to say brick instead of minute.
"I haven't seen Happy Gilmore in a brick"
"It has been a brick since I've gotten a roadie"
(n.) A less intelligent form of life. Refers to a brick (n.) - usually made to build houses with. A brick tends to have zero to no IQ whatsoever, since it's a brick. Basically a nice way to say idiot.
1. You're such a brick dude.
2. Dude, he's so dumb. What a brick.