A dry, thin, crispy baked bread (usually salty or savoury, but sometimes sweet, as in the case of graham crackers and animal crackers).

plural of cracker / (South Africa, only plural) A kind of noisy leather pants or trousers.

(UK, colloquial) Crazy, insane.

(Cockney rhyming slang) knackered; tired, exhausted

Alternative form of cream crackered

(US, dated) A specific cracker made of graham flour, developed in the nineteenth century.

Alternative spelling of crackerjack

plural of Graham cracker

A saltine; a soda biscuit.

(English pluralia tantum) Popcorn coated in molasses.