The Collaborative International Dictionary of English v.0.48:
Wainage \Wain"age\ (?; 48), n. [From Wain.] A finding of carriages, carts, etc., for the transportation of goods, produce, etc. --Ainsworth. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Wainage \Wain"age\, n. (O. Eng. Law) See Gainage, a. [1913 Webster]