As used in this chapter, unless the context clearly requires otherwise, the words and terms mean:
§ 390.020, RSMo
RSMo 1939 § 5720, A.L. 1941 p. 522, A.L. 1951 p. 547, A.L. 1986 H.B. 1428, A.L. 1988 S.B. 423 merged with S.B. 663, A.L. 1991 H.B. 262, A.L. 2004 S.B. 757 merged with S.B. 1233, et al.