[his] 
| 1. | to make or emit a sharp sound like that of the letter s prolonged, as a snake does, or as steam does when forced under pressure through a small opening. |
| 2. | to express disapproval or contempt by making this sound: The audience hissed when the actor forgot his lines. |
| 3. | to express disapproval of by hissing: The audience hissed the controversial play. |
| 4. | to silence or drive away by hissing (usually fol. by away, down, etc.): They hissed down the author when he tried to speak. |
| 5. | to utter with a hiss. |
| 6. | a hissing sound, esp. one made in disapproval. |
