lackadaisical

Use in a sentence

lack·a·dai·si·cal

[lak-uh-dey-zi-kuhl]
adjective
1.
without interest, vigor, or determination; listless; lethargic: a lackadaisical attempt.
2.
lazy; indolent: a lackadaisical fellow.

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

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


2. slothful, unambitious, idle.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To lackadaisical
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World English Dictionary
lackadaisical (ˌlækəˈdeɪzɪkəl) [Click for IPA pronunciation guide]
 
adj
1.  lacking vitality and purpose
2.  lazy or idle, esp in a dreamy way
 
[C18: from earlier lackadaisy, extended form of lackaday]
 
lacka'daisically
 
adv
 
lacka'daisicalness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Lackadaisical is always a great word to know.
So is interrobang. Does it mean:
a fool or simpleton; ninny.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
Etymonline
Word Origin & History

lackadaisical
1768, from interjection lackadaisy "alas, alack" (1748), an alteration of lack-a-day (1690s), from alack the day. Hence, "given to crying 'lack-a-day,' vapidly sentimental." Sense probably altered by influence of lax. Related: Lackadaisically.
Online Etymology Dictionary, © 2010 Douglas Harper
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Example sentences
And with all but two performances ranging from lackadaisical to broad, so does
  the picture.
Sometimes members slouch or are lackadaisical with discontented or faraway
  looks on their faces.
Lackadaisical customer service, with erratic parts supplies, are only bad
  memories.
So long as my colleagues excuse such lackadaisical behavior, prompt abatement
  will never be achieved.
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