Abbreviation of without.

(chemistry) Abbreviation of emulsion of water in oil.

Abbreviation of care of. / Initialism of certificate of origin, a document used for shipping purposes. Describes country of origin of a given product.

Initialism of resisting and obstructing

(slang) Alternative spelling of oh for

Initialism of use and occupancy: an official authorization or permit to inhabit a building or dwelling, usually issued upon successful completion of a final building inspection after construction or renovation is complete. Also referred to as a certificate of occupancy or occupancy permit.

Initialism of strategy and operations. / Initialism of stipulation and order.

(sports) Abbreviation of walkover. / (scheduling) Abbreviation of week of. / (finance, insurance) Abbreviation of write-off. / Abbreviation of wife of.

(finance, insurance) Abbreviation of write off.

Alternative spelling of will o' the wisp