Buridan's ass
noun
Bu·ri·dan's ass
ˈbyu̇rədᵊnz-,
-dənz-
: a hypothetical dilemma in which a person is postulated as presented with two equally attractive and attainable alternatives and therefore loses freedom of choice
Word History
Etymology
after Jean Buridan †about 1358 French philosopher, who is reputed to have posed the problem