Source : Webster's Revised Unabridged Dictionary (1913)

Thrid \Thrid\, n.
   Thread; continuous line. [Archaic]

         I resume the thrid of my discourse.      --Dryden.

Thrid \Thrid\, a.
   Third. [Obs.] --Chaucer.

Thrid \Thrid\, v. t. [imp. & p. p. {Thridded}; p. pr. & vb. n.
   {Thridding}.] [A variant of thread.]
   1. To pass through in the manner of a thread or a needle; to
      make or find a course through; to thread.

            Some thrid the mazy ringlets of her hair. --Pope.

            And now he thrids the bramble bush.   --J. R. Drake.

            I began To thrid the musky-circled mazes.
                                                  --Tennyson.

   2. To make or effect (a way or course) through something; as,
      to thrid one's way through a wood.