spotface

noun, verb — 2 senses

spotface

noun

Etymology From spot + face.

1

a shallow machined face, especially a shallow circular or cylindrical recess, machined on (for example) a cast part to offer a flat face against which to seat a fastener (often a shallow counterbore).

spotface

verb

Etymology From spot + face.

1

to create or fashion a spotface

Derived terms
back-spotface
Related terms
countersink

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