1. [noun] (countable) A hardened rectangular block of mud, clay etc., used for building.
2. [noun] (uncountable) Considered collectively, as a building material.
3. [noun] (countable) Something shaped like a brick.
4. [noun] (dated) A helpful and reliable person.
5. [noun] (basketball) (slang) A shot which misses, particularly one which bounces directly out of the basket because of a too-flat trajectory, as if the ball were a heavier object.
6. [noun] (informal) A power brick; an external power supply consisting of a small box with an integral male power plug and an attached electric cord terminating in another power plug.
7. [noun] (technology) (slang) An electronic device, especially a heavy box-shaped one, that has become non-functional or obsolete.
8. [noun] (firearms) a carton of 500 rimfire cartridges, which forms the approximate size and shape of a brick.
9. [noun] (poker slang) A community card (usually the turn or the river) which does not improve a player's hand.
10. [adjective] Made of brick(s).
11. [verb] To build with bricks.
12. [verb] To make into bricks.
13. [verb] (slang) To hit someone or something with a brick.
14. [verb] (computing slang) To make an electronic device nonfunctional and usually beyond repair, essentially making it no more useful than a brick.
15. [noun] Rectangular block of clay baked by the sun or in a kiln; used as a building or paving material.
16. [noun] A good fellow; helpful and trustworthy.