The Collaborative International Dictionary of English v.0.48:

Palisade \Pal`i*sade"\, v. t. [imp. & p. p. Palisaded; p. pr.
   & vb. n. Palisading.] [Cf. F. palissader.]
   To surround, inclose, or fortify, with palisades.
   [1913 Webster]