Source : Webster's Revised Unabridged Dictionary (1913)

Planter \Plant"er\, n.
   1. One who, or that which, plants or sows; as, a planterof
      corn; a machine planter.

   2. One who owns or cultivates a plantation; as, a sugar
      planter; a coffee planter.

   3. A colonist in a new or uncultivated territory; as, the
      first planters in Virginia.

Source : WordNet®

planter
     n 1: the owner or manager of a plantation [syn: {plantation owner}]
     2: a worker who puts or sets seeds or seedlings into the ground
     3: a decorative pot for house plants