insole

noun

in·​sole ˈin-ˌsōl 

1

: an inside sole of a shoe

2

: a loose thin strip placed inside a shoe for warmth or comfort

Examples of insole in a Sentence

Recent Examples on the Web

At first glance, some versions of the Mary Jane sneaker are barely distinguishable from a classic flat; others come in a technical mesh with a chunky tread or cushiony insoles. — Jessica Chapel, Condé Nast Traveler, 15 Sep. 2026

Rest assured, this pair is comfortable, too, with a slip-in design and memory foam insoles. — Brooke Knappenberger, PEOPLE, 15 Sep. 2026

Each is differentiated by different colors and patterns, but common detailing comes in the form of colorful jewel studs, safety pins, distressed soles and bright orange cheetah print insoles. — Ian Servantes, Footwear News, 10 Sep. 2026

Wear these all day without complaint thanks to the shoe’s foam insoles and plush cushioning. — Caroline Hughes, Travel + Leisure, 10 Sep. 2026

Word History

First Known Use

circa 1861, in the meaning defined at sense 1

Rhymes for insole

• insula
• peninsula

Kids Definition

insole

noun

in·​sole ˈin-ˌsōl 

1

: an inside sole of a shoe

2

: a loose thin strip placed inside a shoe for warmth or comfort