siss
noun, verb
siss is spelled S-I-S-S: 4 letters. It appears about once in every 19 million words in written English, the 131,834th most frequent word form (wordfreq, 2021 data). As a noun, siss means “A hissing noise” (English Wiktionary, September 2026). The plural of siss is sisses.
How many letters and syllables are in siss?
| Letters | 4: S-I-S-S |
|---|---|
| In writing | about once in every 19 million words; the 131,834th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is siss?
Siss appears about once in every 19 million words in written English, the 131,834th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of siss
- sisses plural, present, singular, he/she/it
- sissing participle, present
- sissed participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does siss mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
colloquialA hissing noise.
verb
- 1
colloquialTo make a hissing sound.
a flat-iron hot enough to siss when touched with a wet finger
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does siss come from?
From Middle English sissen, perhaps from Middle Dutch sissen, cissen or Middle Low German sissen (“to hiss; buzz”), of imitative origin. Cognate with Dutch sissen, German Low German zissen, German zischen.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).