Pleach \Pleach\, v. t. [imp. & p. p. {Pleached}; p. pr. & vb. n.
{Pleaching}.] [Cf. OF. plaissier to bend, and also F. plisser
to plait, L. plicare, plicitum, to fold, lay, or wind
together. Cf. {Plash} to pleach.]
To unite by interweaving, as branches of trees; to plash; to
interlock. ``The pleached bower.'' --Shak.