flusher

noun4

1. •
   Agent noun of flush: one who flushes.

   • Be prepared for an increase in your water bill from the frequent flusher who likes the sound-and-water show at the pull of the handle. — 2022
2. •
   Synonym of flusherman.
3. •
   The mechanical part of a flush toilet (e.g., a pullchain or lever) that causes the bowl's contents to be conveyed down the drain.
4. •
   (US) A worker for a political campaign who encourages voters to vote on Election Day.

   • Each flusher is typically paid $20 to $50. Fleets of cars, buses, and other vehicles are also at the ready to ferry voters to and from the polls. — 1996