There are a number of different meanings for the word brick so don’t just dump it there’s some good stuff here:
1 Very cold. Usually only used to describe the temperature of a place, e.g. the weather or indoors in a particular location.
2 An unintelligent person. Derived from "thick as a brick."
3 A basketball shot in which the ball bounces off the backboard and/or hits the rim, but does not go though the net.
4 A large quantity of drugs packaged in a brick shape, especially cocaine.
5 An external power transformer that provides power from a wall socket to a laptop, wireless router, projector, etc
6 A piece of electronic equipment that has been rendered inoperable. This usually happens when trying to update the firmware or BIOS of the device, when "jail-breaking", installing new mobile phone ROMs, etc.
7 A large mobile phone.
8 British slang for a reliable person.
9 To bail, ditch, let down, not show up or do something as promised/agreed to.
10 To hit something or someone with bricks.
11 To avoid doing something because of fear, derives from shitting bricks
1 It's brick outside today, I’m going to have to put on my thermals
2 That twonk
is such a brick!
3 He keeps on hitting bricks, the useless wanker
4 I'm gonna score
a brick tonight.
5 The sodding
brick is fucked
6 I think I’ve fucked up
7 That’s not a mobile phone
, it’s a brick.
8 You can always rely on Charlie, he's a real brick.
9 Looks like he's gonna brick on the party, but the rest of us are coming.
10 That fat bastard has pissed them off
once too often, they’re going to brick him.
11 I knew he’d brick it, no way would he do a parachute jump.