Reference meaning
countersink
Last updated
a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface
Other meanings
2. noun
a bit for enlarging the upper part of a hole
3. verb
insert (a nail or screw below the surface, as into a countersink)
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 03118051-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.