嘘声 Traditional form: 噓聲 Pinyin (reading): xūshēng Definitions: hissing sound to hiss (as a sign of displeasure) Characters: 嘘 - to blow, to exhale, to hiss, to sigh; to praise 声 - sound, noise; voice, tone, music Traditional characters: 噓 - to blow, to exhale, to hiss, to sigh; to praise 聲 - sound, noise; voice, tone, music