Dictionary

suction cup

noun

: 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

Full Definition of SUCTION CUP

:  a cup-shaped device in which a partial vacuum can be produced when applied to a surface
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Examples of SUCTION CUP

  1. The device is held to the wall with two suction cups.

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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