The most complete glossary of backgammon terms
To go from a position in which your opponent would accept your double to a position in which your opponent would refuse your double. See: Market Loser.
A guideline for cube handling in pure race positions. You should double if the opponent's pip count exceeds yours by 8% or more, and redouble if it exceeds yours by 9% or more. Your opponent should accept the double if his pip count exceeds yours by no more than 12%.