嗨

Tap the pinyin to hear it

oh alas; hey!; hi! (loanword); a high (natural or drug-induced) (loanword)

Sound it out + =

Formation & memory

Break the character into parts you already know.

Phono-semantic compound (形声字)

口 meaning “mouth” + 海 sound ( hǎi )

Components 口海

The most common words first — learning a character in context makes it stick.

Word	Pinyin	Meaning
自嗨	zì hāi	(slang) to have fun by oneself; to amuse oneself
口嗨	kǒu hāi	(Internet slang) to talk a big game; to be all talk and no action
嗨皮	hāi pí	(Internet slang) (loanword) happy
嗨药	hāi yào	(slang) to take drugs; recreational drug