riff-raff
noun/ˈrɪf ræf/
/ˈrɪf ræf/
[uncountable + singular or plural verb] (offensive)- an offensive way of referring to people considered to be of low social class or socially unacceptableMore Like This Reduplicative wordsReduplicative wordsWord Originlate 15th cent. (as riff and raff): from Old French rif et raf ‘one and all, every bit’, of Germanic origin.
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riff-raff