About
The character 嘿 is a phono-semantic compound consisting of the semantic component 口, indicating a connection to sound or speech, and the phonetic component 黑, which historically provided a clue to its pronunciation. Etymologically, 嘿 originated as an onomatopoeic graph representing vocalizations like laughter or a sigh, and it was employed in classical texts for such purposes. Over centuries, its application shifted from depicting general sounds to serving specifically as an interjection for calling attention, expressing surprise, or signaling agreement, with its pronunciation converging into the modern reading. The structural composition of 口 alongside 黑 has remained unchanged in its standard orthography.
Example Sentences Hide
嘿，快来看看！
嘿，你在干什么？
嘿，别那么大声！
他嘿嘿地笑了。
嘿，这件事真奇怪！
我嘿了一声打招呼。
他嘿嘿笑着不说话。
嘿，你听说过那个新闻吗？