Meanings
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1
noun
as many people or things as a room contains or can hold
A roomful of reporters waited for the announcement.
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2
noun
all the people or things present in a room, considered together
Her final remark surprised the entire roomful.
Thesaurus
Etymology
Formed from room and the measure-forming suffix -ful, literally 'the quantity that fills a room.' The standard plural is roomfuls; roomsful also occurs.