counter-drill
1. [ verb ] drill in an opposite direction
Related terms: bore
Similar spelling:   countervail
  counterfoil
  countervailing
  counterblow
  counterglow
  countermand
  counterplan
  counterplay
  counterplea
  counterplot
  counterblast
  counterclaim
  counteroffer
  conterminous
  countertenor
  counterterrorism
  countermelody
  counterstrike
  counterpoised
  counterfeiter
  countertop
  counteract
  counterspy
  counterman
  counterbalance
  counterculture
  counterexample
  counterpose
  counterbalanced
  counterbore
  countercoup
  counterfire
  counterfeit
  countersuit
  counterirritant
  countermove
  countersink
  counterpane
  counterpart
  countersign
  countershot
  counterfactual
  countermine