Meaning

noun a situation in which life seems irrational and meaningless; --Albert Camus

adjective inconsistent with reason or logic or common sense; - Walter Lippman

adjective incongruous;inviting ridicule

originFirst attested in 1557. From Middle French absurde, from Latin absurdus (“incongruous, dissonant, out of tune”), from ab (“away from, out”) + surdus (“silent, deaf, dull-sounding”). Compare surd.

Etymology from Wiktionary, CC BY-SA 3.0