Source : Webster's Revised Unabridged Dictionary (1913)

Begrime \Be*grime"\, v. t. [imp. & p. p. {Begrimed}; p. pr. &
   vb. n. {Begriming}.]
   To soil with grime or dirt deeply impressed or rubbed in.

         Books falling to pieces and begrimed with dust.
                                                  --Macaulay.

Source : WordNet®

begrime
     v : make soiled, filthy, or dirty; "don't soil your clothes when
         you play outside!" [syn: {dirty}, {soil}, {grime}, {colly},
          {bemire}] [ant: {clean}]