What is the meaning of ?

sound

speech sound

Short for 音読み (on'yomi): the Chinese-derived reading of a kanji

reading of a Chinese character outside the Japanese language; rime

Short for 音楽 (ongaku): music

a sound

when used with a "hear" verb, a rumor or fame (Can we verify this sense?)

news, tidings

a reply, response

sound; echo; voice

a sound, voice

the cry of an animal

sound

sound

Nôm form of ăm (dead at birth).

sound

うとぅ: sound

Source: wiktionary.org