[1] : The Collaborative International Dictionary of English v.0.48

rapscallion \rapscal"lion\ ra^pska^l"yu^n, n. see
   rascallion.
   a rascal; a good-for-nothing fellow. colloq. --howitt.
   1913 webster
see also:
rascallion 

[2] : WordNet (r) 2.0

rapscallion
     n 1: a deceitful and unreliable scoundrel syn: rogue, knave,
           rascal, scalawag, scallywag, varlet
     2: one who is playfully mischievous syn: imp, scamp, monkey,
         rascal, scalawag, scallywag
see also:
rogue knave rascal scalawag scallywag varlet 
imp scamp monkey 

[3] : Moby Thesaurus II by Grady Ward, 1.0

42 moby thesaurus words for "rapscallion":
   bad boy, blackguard, booger, buffoon, bugger, cutup, devil, elf,
   enfant terrible, funmaker, hood, hoodlum, hooligan, imp, joker,
   jokester, knave, limb, little devil, little monkey, little rascal,
   minx, mischief, mischief-maker, pixie, practical joker, prankster,
   precious rascal, puck, rascal, rogue, rowdy, ruffian, scalawag,
   scamp, scapegrace, scoundrel, shyster, sneak, spalpeen, villain,
   wag

Rapscallion >> R Words
Rapscallion, definition of term: Rapscallion
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