INCONSID'ERATE, adjective [Latin inconsideratus. See Consider.] 1. Not considerate; not attending to the circumstances which regard safety or propriety; hasty; rash; imprudent; careless; thoughtless; heedless; inattentive. The young are generally inconsiderate 2. Proceeding from heedlessness; rash; as inconsiderate conduct. 3. Not duly regarding; with of, before the subject; as inconsiderate of consequences.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI