めんごFreq.FrequencyTop 100,000Meanings1nounsorry; my badslangjocular, humorousSlang reversal of ごめん (gomen). Used playfully or humorously among friends, not in formal situations.See also: ごめん遅ち刻こくしてめんご!Sorry I'm late!メンゴ、メンゴ。次つぎは気きをつけるよ。My bad, my bad. I'll be more careful next time.