The Collaborative International Dictionary of English v.0.48:

Trollop \Trol"lop\, n. [From Troll to roll, to stroll; but cf.
   also Trull.]
   A stroller; a loiterer; esp., an idle, untidy woman; a
   slattern; a slut; a whore.
   [1913 Webster]

WordNet (r) 3.0 (2006):

trollop
    n 1: a dirty untidy woman [syn: slattern, slut, slovenly
         woman, trollop]
    2: a woman adulterer [syn: adulteress, fornicatress,
       hussy, jade, loose woman, slut, strumpet,
       trollop]

Moby Thesaurus II by Grady Ward, 1.0:

67 Moby Thesaurus words for "trollop":
   Jezebel, backslider, bad egg, bad lot, bad woman, baggage, bitch,
   black sheep, broad, chippy, clitoromaniac, cocotte, degenerate,
   drab, droop, easy lay, easy woman, fallen angel, floozy,
   frail sister, frump, grisette, harridan, hussy, hysteromaniac,
   jade, jezebel, lecher, litterbug, loll, lollop, loose woman, lop,
   lost sheep, lost soul, miscreant, nymphet, nympho, nymphomaniac,
   pervert, pickup, pig, pimp, profligate, quean, recidivist,
   recreant, reprobate, scapegrace, schlep, schlump, slattern, slob,
   sloppy Joe, sloven, slump, slut, sorry lot, strumpet, swine, tart,
   tramp, trull, uteromaniac, wanton, wench, whore