riffraff Meaning, Definition & Usage

  1. noun disparaging terms for the common people
    rabble; ragtag; ragtag and bobtail.

WordNet

Riff"raff` noun
Etymology
OE. rif and raf every particle, OF. rif et raf. CF. Raff, and 1st Rifle.
Definitions
  1. Sweepings; refuse; the lowest order of society. Beau & Fl.

Webster 1913