outsole

noun, verb — 2 senses

outsole

noun

Etymology From out- + sole.

1

The underside of a shoe or other footwear, which makes contact with the floor.

Derived terms
outsoler

outsole

verb

Etymology From out- + sole.

1

To fit (footwear) with an outsole.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.