suction cup

noun

: 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.

Recent Examples on the Web

According to Dewey's Instagram Stories summarizing the fatal incident, the toddler was playing with a suction cup bowl by sticking it onto a mirror and pulling it back and forth. —Zoey Lyttle, People.com, 1 Apr. 2025

Its six extra-large, nonslip suction cups vacuum seal to the tub securely to ensure that the pillow (or you) don’t slide uncomfortably. —Stephanie Osmanski, Better Homes & Gardens, 28 Mar. 2025

The suction cups attached securely to our window, ensuring the feeder always stayed leveled—even in high winds. —Melanie Fincher, Southern Living, 29 Mar. 2025

Most industrial robots, even in successful applications like warehouse automation, still use either simple suction cups or parallel jaw grippers with no force sensing. —Matt Robison, Newsweek, 25 Feb. 2025

Word History

First Known Use

1942, in the meaning defined above

Rhymes for suction cup

• buttercup
• backup
• blowup
• breakup
• buildup
• checkup
• cleanup
• holdup
• hookup
• lineup
• lockup
• makeup

Kids Definition

suction cup

noun

: a cup of glass or of a flexible material (as rubber) in which a partial vacuum is produced when applied to a surface

Medical Definition

suction cup

noun

: 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)