suction cup
noun
Simple Definition of suction cup
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: a round, shallow cup made of a flexible material (such as rubber) that you attach to a surface by pressing the cup against the surface until the air between the cup and surface is removed
Source: Merriam-Webster's Learner's Dictionary
Full Definition of suction cup
: a cup-shaped device in which a partial vacuum can be produced when applied to a surface
Examples of suction cup in a sentence
The device is held to the wall with two suction cups.
1942
First Known Use of suction cup
1942
Medical Dictionary
suction cup
noun
Medical Definition of suction cup
: a cup of glass or of a flexible material (as rubber) in which a partial vacuum is produced when applied to a surface and which is used variously (as to bring blood to the surface of the skin)
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