From late Middle English rif and raf, “every particle, things of small value.” From Old French rif et raf, formed on rifler, “to spoil.” See rifle2, “to ravage, snatch away.”
EXAMPLES OF RIFFRAFF
The locals complained about the riffraff who gathered in the park at night, causing trouble.
At the carnival, security was on high alert for any riffraff trying to disrupt the fun.
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