けっFreq.FrequencyTop 20,000Meanings1interjectionugh; ack; tskonomatopoeic or mimetic word›colloquial›Colloquial exclamation of anger, irritation, or disgust. Often used as a sharp, dismissive sound.けっ、もう知しらないよ。Ugh, I don't care anymore.けっ、また負まけたか。