ob
/ɒb/noun, preposition
ob is spelled O-B: 2 letters. It appears 2.7 times per million words in written English, the 16,455th most frequent word form (wordfreq, 2021 data). As a noun, ob means “a halfpenny” (English Wiktionary, September 2026). The plural of ob is obs.
How many letters and syllables are in ob?
| Letters | 2: O-B |
|---|---|
| In writing | 2.7 times per million words; the 16,455th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is ob?
Ob appears 2.7 times per million words in written English, the 16,455th 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).
How do you pronounce ob?
- /ɒb/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-ob.wav, LL-Q1860_(eng)-Vealhurl-Ob.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with ob?
The 12 most written words on PlainSpell end in the same sounds as ob from its last stressed vowel (/ɑb/):
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of ob
- obs plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does ob mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
a halfpenny
- 2
archaican objection
- 3
the obese gene
- 4
observation
symbol
- 1
The set of objects of a category.
noun
- 1
Initialism of Olympic best.
- 2
Initialism of outside broadcast.
- 3
Initialism of outside broadcasting.
- 4
Initialism of old boy (a male graduate; also a CB radio operator's term of address for a male).
- 5
Abbreviation of obstetrician.
- 6
Abbreviation of obstetrics.
- 7
Abbreviation of Old Babylonian.
adjective
- 1
Abbreviation of obstetric.
- 2
Initialism of out of bounds.
- 3
Abbreviation of obligatory (as in "ob. link" on Usenet) (see ObLink at c2.com; see also ob-)
- 4
Abbreviation of Old Babylonian.
preposition
- 1
Pronunciation spelling of of.
I'b gob a cold, ob course.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does ob come from?
From Latin ob, abbreviation of obolus.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).