咝咝声 sīsīshēng hissing Definitions Defs Origin Strokes Stroke Words Sentences Sents 咝 噝 sī reduplication [hissing sound] (onomatopoeia) the sound of hissing, whistling, or fizzing, such as a fuse burning or a bullet flying through the air声 聲 shēng noun sound sound; voice; noise; something that can be heard