Dictionary
lack•a•dai•si•cal
Pronunciation: (lak"u-dā'zi-kul), [key]—
adj.
1. without interest, vigor, or determination; listless; lethargic:
a lackadaisical attempt.
2. lazy; indolent:
a lackadaisical fellow. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.