countersink
1. [ verb ] insert (a nail or screw below the surface, as into a countersink)
Synonyms: set
Related terms: bury
2. [ 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
Related terms: hole set
3. [ noun ] a bit for enlarging the upper part of a hole
Synonyms: countersink_bit counterbore
Related terms: bit
Similar spelling:   countersign
  counterstain
  counterperson
  counterman
  counterstrike
  counterspy
  Conteras
  countermine
  countersuit
  countershot
  counterplan
  countercheck
  counteroffer
  counterpoint
  counterwoman
  Contreras
  countertenor
  counter_check
  counterattack
  counteraction
  counterfeiter
  counterpoison
  counteract
  countertop
  counterbalance
  countervailing
  counterbore
  countercoup
  counterfeit
  counterfire
  counterfoil
  counterglow
  countervail
  countermove
  counterpane
  counterpart
  counterblow
  counterplay
  counterplea
  counterplot
  counterpose
  countermand
  counter_tube
  conterminous
  controversial
  countermarch
  counterclaim
  counterpoise
  counterpunch
  counterblast
  counterchange
  counteractive
  countercharge
  counter-drill
  countermelody
  counterpoised
  contrite
  counterweight
  commuter