Meaning of PLUNGER in English

PLUNGER

/ ˈplʌndʒə(r); NAmE / noun

1.

a part of a piece of equipment that can be pushed down

—picture at cafetiere , laboratory

2.

a piece of equipment used for clearing kitchen and bathroom pipes, that consists of a rubber cup fixed to a handle

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.