Fight Ender in Boxing

This page is the CodyCross answer for the clue below from Canada, Group 1275, Puzzle 2 (Gravy and Cheese Curds).

Question is: Fight Ender in Boxing

and the answer is: KNOCKOUT

Word Meaning:

KNOCKOUT — The act of making one unconscious, or at least unable to come back on one's feet within a certain period of time; a TKO.

Definitions from Wiktionary.