Bible Dictionaries
Thoughtless

Webster's Dictionary

(1):

(adv.) Lacking thought; careless; inconsiderate; rash; as, a thoughtless person, or act.

(2):

(adv.) Giddy; gay; dissipated.

(3):

(adv.) Deficient in reasoning power; stupid; dull.

Bibliography Information
Webster, Noah. Entry for 'Thoughtless'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/thoughtless.html. 1828.