lackadaisical

[ lak-uh-dey-zi-kuhl ]
/ ˌlæk əˈdeɪ zɪ kəl /

adjective

without interest, vigor, or determination; listless; lethargic: a lackadaisical attempt.
lazy; indolent: a lackadaisical fellow.

Origin of lackadaisical

1760–70; lackadais(y) (variant of lackaday) + -ical

OTHER WORDS FROM lackadaisical

lack·a·dai·si·cal·ly, adverb lack·a·dai·si·cal·ness, noun

Words nearby lackadaisical

British Dictionary definitions for lackadaisicalness

lackadaisical
/ (ˌlækəˈdeɪzɪkəl) /

adjective

lacking vitality and purpose
lazy or idle, esp in a dreamy way

Derived forms of lackadaisical

lackadaisically, adverb lackadaisicalness, noun

Word Origin for lackadaisical

C18: from earlier lackadaisy, extended form of lackaday