- The hypothetical donkey who is placed precisely midway between two sources of food and/or water.
- The hypothetical donkey, in context of certainly dying of hunger or thirst by being unable to choose between the two equidistant options.
- The hypothetical donkey, as a typical character of a number of philosophical paradoxes involving equally valuable incentives to action, and the nature of the possible choices and outcomes.
(countable and uncountable, plural Buridan's asses)
After the fourteenth-century French philosopher Jean Buridan, whose philosophy of moral determinism it satirises.