"k o" in English K.o. KO Detailed translations for "k o" K.o. K.o. KO Ich brach den Rekord, K.o. nach acht Sekunden. Source: opensubtitles.org Corpus by OPUS Request review I made a record, KO in 8 seconds. - Ja, durch K.o. In der zweiten Runde. Source: opensubtitles.org Corpus by OPUS Request review - Yeah, I won KO in the second.