odd man out
or odd-man-out
noun
a method of selecting or eliminating a person from a group, as by matching coins, especially in preparation for playing a game.
the person so selected or eliminated.
a game consisting of this method.
Origin of odd man out
First recorded in 1885–90
Words nearby odd man out
odalisque,
odd,
odd couple,
odd fellow,
odd lot,
odd man out,
odd or even,
odd permutation,
odd trick,
odd-even check,
odd-job
Idioms and Phrases with odd man out
odd man out
A person who is left out of a group for some reason, as in The invitation was for couples only, so Jane was odd man out. [Mid-1800s]
Something or someone who differs markedly from the others in a group, as in Among all those ranch-style houses, their Victorian was odd man out. [Late 1800s]