hiss

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A sharp sibilant sound similar to a sustained s.
• noun An expression of disapproval, contempt, or dissatisfaction conveyed by use of this sound.
• intransitive verb To make a hiss.
• intransitive verb To utter with a hiss.
• intransitive verb To express (a negative view or reaction) by uttering a hiss.

from The Century Dictionary.

• To make or emit a sound like a prolonged enunciation of s, as a serpent or a goose; utter or send forth a long-drawn sibilation; hence, to emit any similar sound, as water thrown on hot metal, or as steam rushing through a small orifice; specifically (of persons), to express disapprobation or contempt by uttering such a sound.
• To whizz, as an arrow or other thing in rapid flight.
• To condemn or express disapproval of by hissing.
• noun A continued sound like that of s; a prolonged sibilation produced by the organs of utterance, or any similar sound: as, a serpent's hiss. It is a common expression of disapprobation or contempt.

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb To condemn or express contempt for by hissing.
• transitive verb To utter with a hissing sound.
• intransitive verb To make with the mouth a prolonged sound like that of the letter s, by driving the breath between the tongue and the teeth; to make with the mouth a sound like that made by a goose or a snake when angered; esp., to make such a sound as an expression of hatred, passion, or disapproval.
• intransitive verb To make a similar noise by any means; to pass with a sibilant sound.
• noun A prolonged sound like that letter s, made by forcing out the breath between the tongue and teeth, esp. as a token of disapprobation or contempt.
• noun Any sound resembling that above described.
• noun The noise made by a serpent.
• noun The note of a goose when irritated.
• noun The noise made by steam escaping through a narrow orifice, or by water falling on a hot stove.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A high-pitched sound made by a snake, cat, escaping steam, etc.
• noun An expression of disapproval made to sound like the noise of a snake.
• verb To make a hissing sound.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb move with a whooshing sound
• noun a cry or noise made to express displeasure or contempt
• noun a fricative sound (especially as an expression of disapproval)
• verb express or utter with a hiss
• verb show displeasure, as after a performance or speech
• verb make a sharp hissing sound, as if to show disapproval