1.  fivesome(n = noun.quantity) 5, cinque, fin, five, little phoebe, pentad, phoebe, quint, quintet, quintuplet, v - the cardinal number that is the sum of four and one;
is a kind of digit, figure

2.  fivesome(n = noun.group) quintet, quintette - five people considered as a unit;
is a kind of assemblage, gathering