资料来源 : pyDict

流氓

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Riffraff \Riff"raff`\, n. [OE. rif and raf every particle, OF.
   rif et raf. CF. {Raff}, and 1st {Rifle}.]
   Sweepings; refuse; the lowest order of society. --Beau. & Fl.

资料来源 : WordNet®

riffraff
     n : disparaging terms for the common people [syn: {rabble}, {ragtag},
          {ragtag and bobtail}]