(1):
(n.) A society of scholars or friends of learning, incorporated for study or instruction, esp. in the higher branches of knowledge; as, the colleges of Oxford and Cambridge Universities, and many American colleges.
(2):
(n.) A building, or number of buildings, used by a college.
(3):
(n.) A collection, body, or society of persons engaged in common pursuits, or having common duties and interests, and sometimes, by charter, peculiar rights and privileges; as, a college of heralds; a college of electors; a college of bishops.
(4):
(n.) Fig.: A community.