ヘイFreq.FrequencyTop 20,000Meanings1interjectionhey; yoCasual interjection used to get someone's attention, similar to English 'hey' or 'yo'. Often used among friends or in informal situations.ヘイ、元げん気きか?Hey, how's it going?ヘイ、ちょっと待まってよ。Hey, wait a sec.