threesome

English Thesaurus

1. three people considered as a unit (noun.group)

hypernym	:	assemblage, gathering,
definition	:	a group of persons together in one place (noun.group)

hyponym	:	triumvirate,
definition	:	a group of three men responsible for public administration or civil authority (noun.group)

2. the cardinal number that is the sum of one and one and one (noun.quantity)

hypernym	:	digit, figure,
definition	:	one of the elements that collectively form a system of numeration (noun.quantity)