The Collaborative International Dictionary of English v.0.48:

Headland \Head"land\ (h[e^]d"l[a^]nd), n.
   1. A cape; a promontory; a point of land projecting into the
      sea or other expanse of water. "Sow the headland with
      wheat." --Shak.
      [1913 Webster]

   2. A ridge or strip of unplowed at the ends of furrows, or
      near a fence. --Tusser.
      [1913 Webster]

WordNet (r) 3.0 (2006):

headland
    n 1: a natural elevation (especially a rocky one that juts out
         into the sea) [syn: promontory, headland, head,
         foreland]