|a minimum number of members in an assembly, society, board of directors, etc, required to be present before any valid business can be transacted: the quorum is forty; we don't have a quorum|
|[C15: from Latin, literally: of whom, occurring in Latin commissions in the formula quorum vos…duos (etc) volumus of whom we wish that you be…two]|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
The minimum number of members of a committee or legislative body who must be present before business can officially or legally be conducted. In the United States Congress, for example, either house must have a majority (218 in the House of Representatives, 51 in the Senate) to have a quorum.