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Definition of lackadaisical


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lack·a·dai·si·cal  audio  (lk-dz-kl) KEY 

ADJECTIVE:
Lacking spirit, liveliness, or interest; languid: "There'll be no time to correct lackadaisical driving techniques after trouble develops" (William J. Hampton).

ETYMOLOGY:
From lackadaisy, alteration of lackaday

OTHER FORMS:
lacka·daisi·cal·ly(Adverb), lacka·daisi·cal·ness(Noun)


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