OB
noun
Elementary
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.
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