Definition of corridor of uncertainty in English:

corridor of uncertainty

noun

Cricket
  • An area just outside the batsman's off stump, commonly used as a line of delivery by the bowler with the intention of leaving the batsman uncertain whether or not to play a shot; (also in extended use) a situation or course of action which causes hesitation or uncertainty over how to proceed.

    Use of this phrase is associated particularly with Geoffrey Boycott (b. 1940), English cricketer and cricket commentator.

Origin

1980s; earliest use found in The Adelaide Advertiser.