n.
1.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
2.a bit for enlarging the upper part of a hole countersink v.
1.insert (a nail or screw below the surface, as into a countersink)
Idiom of the Day
level with (someone)
to be honest with someone
I tried to level with my friend and tell her what I thought about her new hairstyle.