frotteur

/frɑˈtɜr/
noun
  1. A person who derives sexual pleasure from rubbing against others in crowded places, typically without their consent.
    • The police arrested a frotteur who had been harassing people on the subway.
    • The victim reported the frotteur to the station manager immediately.
    • Security cameras were installed to catch the frotteur who targeted crowded events.
Synonyms
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