1. A hawker of quack medicines who attracts customers with stories, jokes, or tricks.
2. A flamboyant charlatan.
[Italian montambanco, from the phrase monta im banco, one gets up onto the bench : monta, one gets up, third person sing. present tense of montare, to get up (from Vulgar Latin *montāre; see MOUNT1) + in, on, onto (from Latin; see IN-2) + banco, bench (variant of banca, from Old Italian, bench, table, from Old High German bank).]
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