Hei"nous (?), a. [OF. hainos hateful, F. haineux, fr. OF. haine hate, F. haine, fr. hair to hate; of German origin. See Hate.]
Hateful; hatefully bad; flagrant; odious; atrocious; giving great great offense; -- applied to deeds or to character.
It were most heinous and accursed sacrilege.
How heinous had the fact been, how deserving
Syn. -- Monstrous; flagrant; flagitious; atrocious.
-- Hei"nous*ly, adv. -- Hei"nous*ness, n.
© Webster 1913.