1. Evil in principle or practice; deviating from morality; contrary to the moral or divine law; addicted to vice or sin; sinful; immoral; profligate; said of persons and things; as, a wicked king; a wicked woman; a wicked deed; wicked designs. Hence, then, and evil go with thee along, thy offspring, to the place of evil, hell, Thou and thy wicked crew! (milton) Never, never, wicked man was wise. (pope)
3. Ludicrously or sportively mischievous; disposed to mischief; roguish. Pen looked uncommonly wicked. (Thackeray)
Synonym: Iniquitous, sinful, criminal, guilty, immoral, unjust, unrighteous, unholy, irreligious, ungodly, profane, vicious, pernicious, atrocious, nefarious, heinous, flagrant, flagitious, abandoned. See Iniquitous.
Origin: OE. Wicked, fr. Wicke wicked; probably originally the same word as wicche wizard, witch. See Witch.