plunger
UK /ˈplʌnd͡ʒə/ US /ˈplʌnd͡ʒɚ/
noun 5
Definitions
noun
1
A device that is used to remove blockages from the drain of a basin or tub, by suction.
2
The internal piece of a syringe that pushes out or pulls in any contents.
3
The sliding activator of an exploder, an electrical generator used to trigger electrical detonators such as blasting caps.
4
Certain equipment for brewing coffee.
5
Certain equipment for brewing coffee.
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