Pronunciation: [hˈɪsɪŋ] (IPA) 
The word "hissing" is spelled using the English alphabet. It begins with the letter 'h' which represents the /h/ sound, followed by the letter 'i' which represents the /ɪ/ sound. The first 's' represents the /s/ sound, while the second 's' represents the /z/ sound. Lastly, the letter 'i' represents the /ɪ/ sound again, and the word ends with the letter 'ng'. In phonetic transcription, "hissing" is written as /ˈhɪsɪŋ/.
Hissing is defined as a loud, sharp, and prolonged sound produced by forcing air through a small opening, typically made with the mouth or a valve. This sound is characterized by a high-pitched, sibilant quality that resembles the hissing sound made by a snake or other reptiles. The word "hissing" can also refer to the act of producing such a sound.
In nature, hissing is often used as a defensive mechanism by certain animals to intimidate or warn off potential threats. For example, snakes may hiss when they feel threatened or cornered, emitting a loud, hissing sound combined with an open-mouth display to scare away predators. This serves as a natural warning sign to indicate that the animal is prepared to defend itself if necessary.
In human communication, hissing can also be used to express various emotions or reactions. It can be used to convey anger, disapproval, or contempt, often accompanied by a sharp intake of breath. In theatrical performances or portrayals, hissing is sometimes used as a way to express disapproval or dislike towards a particular actor or character.
Overall, "hissing" refers to the distinct sound produced by forcing air through a small opening, whether made by humans or animals, and has various uses and meanings in different contexts.
The act or expression of.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "hissing" is derived from the Old English word "hyssan", which is believed to originate from the Proto-Germanic word "hussijaną". This Proto-Germanic root is also related to the Old High German word "hussen" and the Old Norse word "hyssa", both of which mean "to hiss". The ultimate origin of this word appears to be an onomatopoeic representation of the sound made when air is forcibly expelled through a small opening, mimicking the sound of a snake's hiss.
