fraternity

Universal Words noun (plural fraternities) 1 [C+sing./pl.v.] a group of people sharing the same profession, interests or beliefs: members of the medical / banking / racing fraternity 2 (also AmE informal frat) [C] a club for a group of male students at an American college or university compareSORORITY 3 [U] (formal) a feeling of friendship and support that exists between the members of a group: the ideals of liberty, equality and fraternity