Shameless

a.	1.	Destitute of shame; wanting modesty; brazen-faced; insensible to disgrace. Shame enough to shame thee, wert thou not shameless. - Shak.
	2.	Indicating want of modesty, or sensibility to disgrace; indecent; as, a shameless picture or poem.

Adj.

1.

shameless - feeling no shame; "a shameless imposter"; "an unblushing apologist for fascism" Synonyms: unblushing

abandoned, aberrant, abnormal, abominable, amoral, arrant, atrocious, audacious, aweless, barefaced, blatant, bold as brass, boldfaced, brash, brassy, brazenfaced, callous, calloused, case-hardened, cheeky, colorful, conscienceless, corrupt, corrupted, criminal, crooked, crude, dark, delinquent, deviant, devious, disgraceful, dishonest, dishonorable, dissolute, doubtful, dubious, evasive, evil, exhibitionistic, extravagant, felonious, fishy, flagrant, flaring, flaunting, forward, fraudulent, garish, gaudy, glaring, gorgeous, griefless, hard, hardened, hardhearted, hardly the thing, heartless, high-handed, ignominious, ill-got, ill-gotten, illegal, immodest, immoral, improper, impudent, inappropriate, incorrect, indecent, indecorous, indirect, indurated, infamous, insidious, inured, lewd, lost to shame, loud, lurid, meretricious, not done, not kosher, not the thing, notorious, obdurate, obtrusive, off-base, off-color, out-of-line, outrageous, overbold, presumptuous, profligate, questionable, regretless, remorseless, rotten, rude, sacrilegious, scandalous, screaming, seared, sensational, shady, shameful, shifty, shocking, sinful, sinister, slippery, sorrowless, spectacular, suspicious, swaggering, tawdry, terrible, tricky, unabashed, unblushing, unconscienced, unconscientious, unconscionable, uncontrolled, underhand, underhanded, undue, unethical, unfit, unfitting, ungrieving, unlawful, unmodest, unprincipled, unregretful, unregretting, unremorseful, unrepining, unreserved, unrighteous, unrueful, unsavory, unscrupulous, unseemly, unsorrowful, unsorrowing, unsorry, unstraightforward, unsuitable, vulgar, wanton, wicked, wild, without remorse, without shame, wrong, wrongful