(UK) Abbreviation or diminutive for baronet, later replaced by Bt. It is a post-nominative title; the pre-nominative is Sir (e.g. Sir John Smith Bart.).

A diminutive of the male given name Bartholomew.

Initialism of Bay Area Rapid Transit.

plural of Bart

A genetic disorder characterized by congenital localized absence of skin, epidermolysis bullosa, lesions of the mouth mucosa, and dystrophic nails.

(informal) Saint Barthélemy (an island and overseas collectivity of France in the Caribbean).

A cutaneous condition characterized by hyperkeratoses over the metacarpophalangeal, proximal, and distal interphalangeal joints.

An exchange of goods or services without the use of money. / The goods or services used in such an exchange.

(transitive, intransitive) To exchange goods or services without involving money.

One who tends a bar or pub; a person preparing and serving drinks at a bar. [from 19th c.]