plunger

/ˈplʌndʒər/

/ˈplʌndʒə/

Other forms: plungers

Definitions of plunger

1. noun

   mechanical device that has a plunging or thrusting motion
   synonyms: piston

   type of:

   mechanical device

   mechanism consisting of a device that works on mechanical principles
2. noun

   hand tool consisting of a stick with a rubber suction cup at one end; used to clean clogged drains
   synonyms: plumber's helper

   type of:

   hand tool

   a tool used with workers' hands
3. noun

   someone who dives (into water)
   synonyms: diver

   type of:

   swimmer

   a trained athlete who participates in swimming meets
4. noun

   someone who risks losses for the possibility of considerable gains
   synonyms: speculator

   types:

   hedger

   someone who counterbalances one transaction (as a bet) against another in order to protect against loss

   operator

   a speculator who trades aggressively on stock or commodity markets

   scalper

   someone who buys something and resells it at a price far above the initial cost

   venture capitalist

   a speculator who makes money available for innovative projects (especially in high technology)

   ticket tout, tout

   someone who buys tickets to an event in order to resell them at a profit

   type of:

   adventurer, venturer

   a person who enjoys taking risks

   gambler

   a person who wagers money on the outcome of games or sporting events