Source : Webster's Revised Unabridged Dictionary (1913)

Lying \Ly"ing\, p. pr. & vb. n.
   of {Lie}, to be supported horizontally.

   {Lying panel} (Arch.), a panel in which the grain of the wood
      is horizontal. [R.]

   {Lying to} (Naut.), having the sails so disposed as to
      counteract each other.