(linguistics) Initialism of Oxford Dictionaries Online.

Initialism of off-duty officer.

A male given name of historical usage

Measurement of distances by the odometer.

An instrument, usually embedded within the speedometer of a vehicle, that measures the distance the vehicle has traveled since production. / A wheel used by surveyors, which registers distance traveled.

Any smell, whether fragrant or offensive. / (figuratively) A strong, pervasive quality. / (figuratively, uncountable) Esteem. / (now rare) Something which produces a scent; incense, a perfume.

Alternative form of odor

Having a distinctive odor.

Having no odor.

Having an odor or fragrance.