feeling, characterized by, or expressing strong displeasure at something considered unjust, offensive, insulting, or base: indignant remarks; an indignant expression on his face.
Origin: 1580–90; Related forms
< Latin indignant-
(stem of indignāns,
present participle of indignārī
to deem unworthy, take offense), equivalent to in- in-3
stem of dignus
worthy + -ant- -ant
angry, resentful, infuriated, mad.