belly button

noun

: the human navel

Examples of belly button in a Sentence

Recent Examples on the Web

The cover-up’s plunging design featured a keyhole belly button cutout and a daring open back that dipped down to her butt, showing off the top of her chartreuse green thong bikini bottoms. — Lara Walsh, InStyle, 15 Aug. 2026

Sitting right at the natural waist, just above the belly button, these barrel-leg jeans stay comfortably in place without riding up throughout the day. — Jacquelyn McGilvray, PEOPLE, 13 Aug. 2026

Be sure to check in and around your hair, ears, belly button, groin area, behind the knees and armpits. — Amanda Roome, The Conversation, 16 July 2026

Then, pull the belly button up toward the spine to lift the hips and drive the feet back up toward your hands. — Mallory Creveling, Health, 9 July 2026

Word History

First Known Use

circa 1877, in the meaning defined above

Rhymes for belly button

• clutton
• glutton
• mutton
• unbutton

Kids Definition

belly button

noun

: the human navel

Medical Definition

belly button

noun

belly but·​ton -ˌbət-ᵊn 

: the human navel