Dictionary Check: countersink
"countersink" is a valid word!
Scrabble
17
points
Words with Friends
21
points
Definition
noun
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
noun
a bit for enlarging the upper part of a hole
verb
insert (a nail or screw below the surface, as into a countersink)
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