Used as an affectionate form of address to a man or boy by an unrelated older person, or by a person of higher professional or social status…

Used as a familiar form of address to an unrelated man, esp. one whose name is not known. Cf. sister, n. 4b. In later use chiefly U.S.

= brother, n. int., in figurative applications; esp. in Old French phrase beu frere ‘fair brother’. Obsolete.

A boy, youth; a young man, young fellow. Also, in the diction of pastoral poetry, used to denote ‘a young shepherd’. In wider sense applied…

A man, a male person. With modifying word, used as a familiar form of address in phrases such as my dear fellow, my good fellow, old fellow, etc.

U.S. regional (chiefly southern and south Midland). An affectionate form of address for a brother. Also used as a nickname or familiar form of…

Originally Caribbean. Used as a familiar form of address to a man. Cf. brother, n. 4c bro, n. 3b. Now chiefly South African and North American.

colloquial (originally Caribbean and U.S. regional (southern) in African-American usage). Used as a familiar form of address to a man. Cf. brother, n.…

A man, a fellow, a ‘bloke’. Frequently as a form of address.

(An affectionate or familiar form of address or reference to) an older brother or male friend.

slang (originally and chiefly U.S., originally in African-American usage). Frequently in form cuz. A friend or acquaintance. Often used as a…

In Korean-speaking contexts: a girl’s or woman’s elder brother. Also as a respectful form of address or term of endearment, and in extended use…

Used as a familiar form of address to a man. Cf. bro, n. 3b.