noun
plural bricks
[count] :a small, hard block of baked clay that is used to build structures (such as houses) and sometimes to make streets, paths, etc.
[noncount] :blocks of baked clay used as building material
[count] a block of something
b Brit :a child's toy block
[count] informal + somewhat old-fashioned :a helpful or dependable person
bricks and mortar
Brit :houses and other buildings especially when people consider buying them because of their possible future value
drop a brick
like a ton of bricks
informal :very hard or severely
verb
bricks; bricked; bricking
brick up
[phrasal verb]
brick (something) up or brick up (something) :to cover or block (something) with bricks