The Collaborative International Dictionary of English v.0.48:Rubify \Ru"bi*fy\, v. t. [Cf. F. rub['e]fier. See Rubific.] To redden. [R.] "Waters rubifying." --Chaucer. [1913 Webster] Rubiginose WordNet (r) 3.0 (2006):rubify v 1: make ruby red