<p><strong>Adjective</strong></p><ul><li>hissing</li></ul><p><strong>Definition</strong></p><ul><li>characterized by a hissing sound; noting sounds like those spelled with s in this (th, is), rose (rohz), pressure (presh, -er), pleasure (plezh, -er), and certain similar uses of ch, sh, z, zh, etc.</li></ul><p><strong>Noun</strong></p><ul><li>Phonetics: a sibilant consonant</li></ul>