Okla. Stat. tit. 21, § 21-1439: Dwelling and dwelling house defined

A. The term "dwelling house" as used in Section 1431 et seq. of

this title, includes every house or edifice, any part of which has

usually been occupied by any person lodging therein at night, and

any structure joined to and immediately connected with such a house

or edifice.

B. The term "dwelling" as used in Section 1438 of this title

includes every house, trailer, vessel, apartment or other premises,

any part of which has usually been occupied by a person lodging

therein at night and any structure joined to and immediately

connected with such house, trailer or apartment.