Absurd means stupid and unreasonable, or silly in a humorous way. It can also refer to things that happen that are absurd or unreasonable. See definitions, synonyms, antonyms, and examples of absurd in different contexts. ABSURD meaning : 1 : extremely silly, foolish, or unreasonable completely ridiculous; 2 : a state or condition of extreme silliness or foolishness an absurd or ridiculous state absurd (comparative absurder or more absurd , superlative absurdest or most absurd ) Contrary to reason or propriety; obviously and flatly opposed to manifest truth; inconsistent with the plain dictates of common sense; logically contradictory; nonsensical; ridiculous; silly. [from mid-16th c.][3] synonyms quotations Synonyms: foolish, irrational, ridiculous, preposterous, ludicrous Something absurd is really silly, absolutely ridiculous, or total nonsense . Thinking you can wear flip flops and a bikini to the North Pole is an absurd idea, for example.