Definition of: fellow

(fel′ō) noun
1. A man; boy.
2. A person or individual; one: A fellow can't work day and night.
3. A companion; mate; a counterpart or one of a pair; an equal.
4. An inferior or worthless person.
5. A trustee or member of the corporation in some educational institutions.
6. A member of a society.
7. A graduate or student of a university holding a fellowship or stipend awarded for excellence in and the further pursuit of a special field of study. See FELLOWSHIP.
8. Colloq. A girl's beau. See synonyms under ASSOCIATE.
—v.t.
1. To make or proclaim an equal to another.
2. To produce an equal to; match.
—adjective Joined or associated; associate; having the same relation to something. ◆ Homophone: felloe. [OE fēolaga business partner <feoh property + lag-, stem of lecgan lay]
Fellow may appear as the first element in two–word phrases, with the adjectival meaning.