countersink

[n] - 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
Found on http://www.webdictionary.co.uk/definition.php?query=countersink

Countersink

To counter bore a hole such that the head of a screw may sit flush with the surface.
Found on http://www.diracdelta.co.uk/science/source/c/o/countersink/source.html

Countersink

Coun'ter·sink` (koun'tẽr*sĭnk`; 277) transitive verb [ imperfect & past participle Countersunk (-sŭnk`); present participle & verbal noun Countersinking .] 1. To chamfer or form a depression around the top of ...
Found on http://www.encyclo.co.uk/webster/C/173

Countersink

Coun'ter·sink` noun 1. An enlargement of the upper part of a hole, forming a cavity or depression for receiving the head of a screw or bolt. » In the United States a flaring cavity formed by chamfering the edges of a round hole is called a countersink , while a cylindrical flat-bot...
Found on http://www.encyclo.co.uk/webster/C/173

countersink

verb insert (a nail or screw below the surface, as into a countersink)
Found on https://www.encyclo.co.uk/local/20974

Countersink

• (n.) A drill or cutting tool for countersinking holes. • (n.) An enlargement of the upper part of a hole, forming a cavity or depression for receiving the head of a screw or bolt. • (v. t.) To chamfer or form a depression around the top of (a hole in wood, metal, etc.) for the reception of the head of a screw or bolt below the surf...
Found on http://thinkexist.com/dictionary/meaning/countersink/

Countersink

An angular beveling or flaring of the end(s) of a hole, outer edge of a counterbore, or at the bottom of a counterbore, that does not extend to the OD or counterbore diameter
Found on http://www.encyclo.co.uk/local/21059

Countersink

A countersink (symbol: ⌵) is a conical hole cut into a manufactured object, or the cutter used to cut such a hole. A common use is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the surrounding material (by comparison, a counterbore makes a flat-bottomed hole that might be use...
Found on http://en.wikipedia.org/wiki/Countersink

Countersink

An added depression below a surface, as to receive the head of a nail, screw, or bolt; also, the sinkage of a small area below the surface plane.
Found on http://www.selectstone.com/architectural-resources/stone-glossary/

Countersink

To enlarge the top part of a hole at an angle for a flat-head screw. Also, the tool that is used.
Found on http://www.superglossary.com/Glossary/Business/Machine_Shop/

Countersink

To prepare a screw hole so that the head of the screw is flush with the surface of the material.
Found on http://www.woodworkersuk.co.uk/blog/carpentry-and-joinery-glossary/carpentr
No exact match found