A species of rat, Rattus norvegicus, common worldwide.

A venomous spider of the south central United States that has a mark on its back in the shape of a violin; a brown recluse spider (Loxosceles reclusa).

plural of brown hare

(idiomatic, slang) Annoyed, upset, angry, bored, fed up, disgusted

(idiomatic) The production of electricity made from conventional sources, such as coal, oil, natural gas and nuclear power. / An ideology of solidarity among brown-skinned people.

Bread with a brown colour as distinct from white bread, wholemeal, granary or other specific types of bread. / Whole-wheat bread.

(idiomatic, Cockney rhyming slang) dead

A medium brown colour, like that of a saddle.

Of a medium brown colour, like that of a saddle.

A medium brown colour, originally a pigment made from peat or soil.