kayo
spelled-out form of K.O. (for knockout in the pugilism sense), from 1923. Also used in 1920s as a slang reversal of OK.
| 词汇 | kayo |
| 词根词缀 | Online Etymology Dictionary kayo spelled-out form of K.O. (for knockout in the pugilism sense), from 1923. Also used in 1920s as a slang reversal of OK. |
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