OB

Definition from Wiktionary, the free dictionary
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See also: ob, ob., Ob, ÖB, ob-, and Ob.

English[edit]

Noun[edit]

OB (countable and uncountable, plural OBs)

  1. Initialism of Olympic best.
  2. old boy (male graduate)

Abbreviation[edit]

OB

  1. obstetrician
  2. obstetrics
  3. obstetric
  4. obligatory (as in "ob. link" on Usenet) (see ObLink at c2.com)
  5. (golf) out of bounds

Derived terms[edit]

Anagrams[edit]


Japanese[edit]

Initialism[edit]

OB

  1. male graduate (old boy)

Related terms[edit]

  • OG ("old girl")

Synonyms[edit]