hisshiss /hɪs/ ●○○ verb [intransitive] 
to make a noise that sounds like “ssss”: 
Steam hissed from the pipe. [Origin: 1300–1400 from the sound]—hiss noun [countable]
to make a noise that sounds like “ssss”: Steam hissed from the pipe. [Origin: 1300–1400 from the sound]—hiss noun [countable]
