If someone refers to thehoi polloi, they are referring in a humorous or rather rude way to ordinary people, in contrast to rich, well-educated, or upper-class people. n-plural
Monstrously inflated costs are designed to keep the hoi polloi at bay.
Translation English Cobuild Collins Dictionary
admass, canaille, commonalty, riffraff, the (common) herd, the common people, the great unwashed (informal & derogatory) the lower orders, the masses, the plebs, the populace, the proles (derogatory slang, chiefly Brit.) the proletariat, the rabble, the third estate, the underclass
English Collins Dictionary - English synonyms & Thesaurus
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