From Longman Dictionary of Contemporary Englishquorumquo‧rum /ˈkwɔːrəm/ noun [singular] BBSSOthe smallest number of people who must be present at a meeting so that official decisions can be made We need a quorum of seven.
Examples from the Corpus
quorum• Other members count votes before items reach a public meeting or talk as a quorum of a council subcommittee.• It is also likely that the investors will not insist on their own presence to constitute a quorum at board meetings.• On this committee, any three members of the Odiham Society were to form a quorum.• Do we have a quorum?• The proposal was blocked when some deputies stayed away to prevent a quorum.• With the appointments the board retains a quorum, and Mr James is looking for two more members for the team.• Stuart put forward this compromise suggestion with full confidence, and was surprised by its rejection by the rest of the quorum.From Longman Business Dictionaryquorumquo‧rum /ˈkwɔːrəm/ noun [singular] the smallest number of people who must be present at a meeting for official decisions to be madeNot enough members turned up to achieve a quorum.Origin quorum (1400-1500) Latin “of whom”; from the words of an official request to someone to serve on a committee 