a device, such as a piston in a pump, that acts with a plunging or thrusting motion
a rubber suction cup on a handle used for clearing blocked pipes, drains, etc
informal a reckless gambler or speculator
单词 | plunger |
释义 | plungernouna device, such as a piston in a pump, that acts with a plunging or thrusting motion a rubber suction cup on a handle used for clearing blocked pipes, drains, etc informal a reckless gambler or speculator |
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