(US, slang) A US$100 bill, which bears a portrait of Benjamin Franklin. Often used in the plural form to indicate large sums of money.

A shortening of the male given name Benjamin or, less often, of Benedict.

The capital city of Ben County, Chaharmahal and Bakhtiari Province, Iran. / A county of Chaharmahal and Bakhtiari Province, Iran.

(Scotland, Northern England) Inside.

(obsolete) A prayer; a petition.

(obsolete, UK, thieves' cant) Alternative spelling of bene; good.

(Scotland, Northern England) In, into.

A tree, Moringa oleifera or horseradish tree of Arabia and India, which produces oil of ben. / The winged seed of the ben tree. / The oil of the ben seed.

Inner, interior.

(Scotland, Northern England) Ben-room: The inner room of a two-room hut or shack (as opposed to the but).