fool's errand

名词 n.
中文释义

英文释义

名词 n.
  1. A foolish undertaking, especially one that is purposeless, fruitless, nonsensical, or certain to fail. idiomatic
    — If I were to travel only that I might be discontented with that which I can get at home, methinks I should go but on a fool's errand.
  2. Such an undertaking, assigned as a prank. idiomatic
    — Meronyms: blinker fluid, key to the midway, left-handed monkey wrench, muffler bearing, skyhook

词形变化

fools' errands plural

词源

First use apppears c. the 18th century.
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