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

These timeless candles typically require minimal setup and can either stand alone on your windowsill or be attached to the window pane using a suction cup. —Alicia Geigel, Southern Living, 28 Nov. 2025

Birdfy Rookie Bird Feeder with Camera One of my favorite gifts to give to fellow nature-lovers, this clear bird feeder sticks onto windows with the help of four durable suction cups. —Stephanie Osmanski, Better Homes & Gardens, 27 Nov. 2025

Reed had been playing with a suction cup bowl, pressing it against a mirror and moving it back and forth. —Tereza Shkurtaj, PEOPLE, 27 Nov. 2025

This Octobuddy Phone Case has suction cups that stick to mirrors, windows, or any smoother surface, turning any hotel room, airplane window, or cafe stop into an impromptu photo studio. —Chaise Sanders, Travel + Leisure, 24 Nov. 2025

Word History

First Known Use

1909, 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)