The Collaborative International Dictionary of English v.0.48:

Crimson \Crim"son\, v. t. [imp. & p. p. Crimsoned (-z'nd); p.
   pr. & vb. n. Crimsoning.]
   To dye with crimson or deep red; to redden.
   [1913 Webster]

         Signed in thy spoil and crimsoned in thy lethe. --Shak.
   [1913 Webster]