From The Collaborative International Dictionary of English v.0.48 [gcide]:
Flagrant \Fla"grant\, a. [L. flagrans, -antis, p. pr. of
flagrate to burn, akin to Gr. ?: cf. F. flagrant. Cf.
Flame, Phlox.]
1. Flaming; inflamed; glowing; burning; ardent.
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The beadle's lash still flagrant on their back.
--Prior.
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A young man yet flagrant from the lash of the
executioner or the beadle. --De Quincey.
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Flagrant desires and affections. --Hooker.
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2. Actually in preparation, execution, or performance;
carried on hotly; raging.
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A war the most powerful of the native tribes was
flagrant. --Palfrey.
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3. Flaming into notice; notorious; enormous; heinous;
glaringly wicked.
Syn: Atrocious; flagitious; glaring. See Atrocious.
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From WordNet (r) 3.0 (2006) [wn]:
flagrant
adj 1: conspicuously and outrageously bad or reprehensible; "a
crying shame"; "an egregious lie"; "flagrant violation of
human rights"; "a glaring error"; "gross ineptitude";
"gross injustice"; "rank treachery" [syn: {crying(a)},
egregious, flagrant, glaring, gross, rank]