Source : Webster's Revised Unabridged Dictionary (1913)

Wheft \Wheft\, n. (Naut.)
   See {Waft}, n., 4.

Wheft \Wheft\, n. (Naut.)
   A kind of streamer or flag used either as a signal, or at the
   masthead for ornament or to indicate the direction of the
   wind to aid in steering.