- the termination of a bout by the referee when it is the judgment of the attending physician, a boxer's seconds, or the referee that a boxer cannot continue fighting without sustaining severe or disabling injury. Abbreviation: TKO, T.K.O.
Origin of technical knockout
First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- boxing a judgment of a knockout given when a boxer is in the referee's opinion too badly beaten to continue without risk of serious injury