Source : Webster's Revised Unabridged Dictionary (1913)

Budge \Budge\, v. i. [imp. & p. p. {Budged}; p. pr. & vb. n.
   {Budging}.] [F. bouger to stir, move (akin to Pr. bojar,
   bolegar, to stir, move, It. bulicare to boil, bubble), fr. L.
   bullire. See {Boil}, v. i.]
   To move off; to stir; to walk away.

         I'll not budge an inch, boy.             --Shak.

         The mouse ne'er shunned the cat as they did budge From
         rascals worse than they.                 --Shak.