fellow

(noun) a boy or man. Synonyms: chap, feller, fella, lad, gent, blighter, cuss, bloke. Examples: "That chap is your host." "There's a fellow at the door." "He's a likable cuss." "He's a good bloke."

(noun) a friend who is frequently in the company of another. Synonyms: companion, comrade, familiar, associate. Examples: "Drinking companions." "Comrades in arms."

(noun) a person who is member of one's class or profession. Synonyms: colleague, confrere. Examples: "The surgeon consulted his colleagues." "He sent e-mail to his fellow hackers."

(noun) one of a pair. Synonyms: mate. Examples: "He lost the mate to his shoe." "One eye was blue but its fellow was brown."

(noun) a member of a learned society. Example: "He was elected a fellow of the american physiological association."

(noun) an informal form of address for a man. Synonyms: dude, buster. Examples: "Say, fellow, what are you doing?." "Hey buster, what's up?."

(noun) a man who is the lover of a girl or young woman. Synonyms: boyfriend, beau, swain, young man. Example: "If i'd known he was her boyfriend i wouldn't have asked."