Definition of hiss

• v. i. - 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.
• v. i. - To make a similar noise by any means; to pass with a sibilant sound; as, the arrow hissed as it flew.
• v. t. - To condemn or express contempt for by hissing.
• v. t. - To utter with a hissing sound.
• n. - 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.
• n. - Any sound resembling that above described
• n. - The noise made by a serpent.
• n. - The note of a goose when irritated.
• n. - The noise made by steam escaping through a narrow orifice, or by water falling on a hot stove.