Source : Webster's Revised Unabridged Dictionary (1913)

Carucage \Car"u*cage\, n. [LL. carrucagium (OF. charuage.), fr.
   LL. carruca plow, fr. L. carruca coach.]
   1. (Old Eng. Law.) A tax on every plow or plowland.

   2. The act of plowing. [R.]