Adjective

(en adjective)

(lb) Free from care; unworried, without anxiety.

*:

*:Good-humored, easy, and careless , he presided over his whale-boat as if the most deadly encounter were but a dinner, and his crew all invited guests.

Not concerned or worried (about).

*

*:"He was here," observed Drina composedly, "and father was angry with him." ¶ "What?" exclaimed Eileen. "When?" ¶ "This morning, before father went downtown." ¶ Both Selwyn and Lansing cut in coolly, dismissing the matter with a careless word or two; and coffee was served—cambric tea in Drina's case.

Not giving sufficient attention or thought, especially concerning the avoidance of harm or mistakes.

:

Adjective

(en adjective)

Without a heart; specifically, without feeling, emotion, or concern for others; uncaring.

His heartless actions and cold manner left her saddened and feeling alone.

* {{quote-news

, year=2012 , date=April 29 , author=Nathan Rabin , title=TV: Review: THE SIMPSONS (CLASSIC): “Treehouse of Horror III” (season 4, episode 5; originally aired 10/29/1992) citation , page= , passage=Mr. Burns is similarly perfectly cast as a heartless capitalist willing to do anything for a quick buck, even if it means endangering the lives of those around him and Marge elegantly rounds out the main cast as a good, pure-hearted and overly indulgent woman who sees the big, good heart (literally and metaphorically) of a monstrous man-brute. }}