noun
kayo
noun
1
A knockout blow in boxing.
"He won the fight by a kayo in the second round."
verb
1
To knock someone out cold.
"The champion kayoed his opponent with a single punch."
How to Use Kayo
Learner’s notesIn plain EnglishA knockout, or to knock someone out — boxing slang spelled out from the letters K.O.
When to use it
Informal sports slang, mostly used in boxing writeups and casual speech.
Common pairings
win by kayo
kayo punch
kayoed in round two
Word Forms
kayoed past tense, kayos plural, kayoes plural, kayos singular, kayoes singular
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He won the fight by a _____ in the second round.
Etymology
A spelled-out form of the letters "KO" (knockout).