The Collaborative International Dictionary
Flagitious \Fla*gi"tious\, a. [L. flagitiosus, fr. flagitium a shameful or disgraceful act, orig., a burning desire, heat of passion, from flagitare to demand hotly, fiercely; cf. flagrare to burn, E. flagrant.]
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Disgracefully or shamefully criminal; grossly wicked; scandalous; shameful; -- said of acts, crimes, etc.
Debauched principles and flagitious practices.
--I. Taylor. Guilty of enormous crimes; corrupt; profligate; -- said of persons.
--Pope.-
Characterized by scandalous crimes or vices; as, flagitious times.
--Pope.Syn: Atrocious; villainous; flagrant; heinous; corrupt; profligate; abandoned. See Atrocious. -- Fla*gi"tious*ly, adv. -- Fla*gi"tious*ness, n.
A sentence so flagitiously unjust.
--Macaulay.
Wiktionary
n. The state or quality of being flagitious