|lakə|dāz]ə̇kəl, ]ēk- sometimes -ās]\ adjective
Etymology: by folk etymology from lackaday + -ical
: lacking life, spirit, or zest : devoid of energy or purpose : idle , vacuous
communism is in deadly earnest, whereas the so-called “free world” is lackadaisical — J.F.Dulles
a mere lackadaisical , spiritless young man-about-town — P.G.Wodehouse
Synonyms: see languid