brass monkeys

as clever as a cartload of monkeys

Very clever, cunning or mischievous.

barrel of monkeys

Someone or something very amusing or funny, fun, mischievous, etc.

bow-legged wi' brass

Wealthy; having lots of money.

brass ceiling

An unwritten, uncodified barrier to promotion or progression for women in law enforcement or the military.

brass farthing

Something worthless or of small value.

brass monkey

Very cold.

brass neck

Gall, shamelessness, cheek.

double in brass

To perform two or more tasks within the same project or organization.