ob

IPA: ʌb

(historical) a halfpenny
(archaic) an objection
(genetics) the obese gene
(meteorology) observation
A river in Russia; the westernmost of the three great Siberian rivers.
(sports) Initialism of Olympic best.
(television, radio) Initialism of outside broadcast.
Initialism of old boy. (male graduate; also a CB radio operator's term of address for a male) [(chiefly Britain) An alumnus, especially of a public school.]
Abbreviation of obstetrician. [(medicine) A physician who specializes in childbirth.]
Abbreviation of obstetrics. [(medicine) The care of women during and after pregnancy.]
Abbreviation of Old Babylonian. [The historical period of the First Babylonian Dynasty.]

Abbreviation of obstetric. [Of or relating to obstetrics (the care of women during and after pregnancy).]
(golf) Initialism of out of bounds.
Abbreviation of obligatory. (as in "ob. link" on Usenet) (see ObLink at c2.com; see also ob-) [Imposing obligation, legally, morally, or otherwise; binding; mandatory.]
Abbreviation of Old Babylonian.

Examples of "ob" in Sentences

The man was happy to finally be finished with his obnoxious neighbor's loud parties
The company decided to hire a new employee to help with the overwhelming workload
She received an oblong package in the mail, wondering what could be inside
The doctor recommended a healthy diet and regular exercise to help lower her high blood pressure
The student became overwhelmed with stress as the deadline for their project approached