Okla. Stat. tit. 21, § 91
Wherever the terms mentioned in the following sections are employed in this title, they are deemed to be employed in the senses hereafter affixed to them, except where a different sense plainly appears.
R.L. 1910, § 2818; Amended by Laws 1997, HB 1701, c. 43, § 1, emerg. eff. April 7, 1997 (superseded document available).