Pronunciation: (his),[key] —v.i. 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.
—v.t. 1. to express disapproval of by hissing: The audience hissed the controversial play. 2. to silence or drive away by hissing (usually fol. by away, down, etc.): They hissed down the author when he tried to speak. 3. to utter with a hiss.
—n. a hissing sound, esp. one made in disapproval.
Pronunciation: (his),[key] —n. Alger, born 1904, U.S. public official, accused of espionage 1948 and imprisoned for perjury 1950–54.