What does countersink mean?
A tool or operation used to create a conical hole in a material, typically to allow a screw head to sit below the surface. A countersink is also a verb, meaning to create such a hole.
Example
"The carpenter used a countersink to recess the screw head in the wooden panel."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.