GNU Collaborative International Dictionary of English

Found one definition

1.       
   Incase , v. t. [imp. & p. p. Incased ; p. pr. & vb. n. Incasing.] [F. encaisser; pref. en- (L. in) + caisse case. See Case a box, and cf. Encase, Enchase.] To inclose in a case; to inclose; to cover or surround with something solid.
   1913 Webster
   Rich plates of gold the folding doors incase.
   Pope.
   
   1913 Webster