Source : Webster's Revised Unabridged Dictionary (1913)

Spae \Spae\, v. i. [imp. & p. p. {Spaed}; p. pr. & vb. n.
   {Spaeing}.] [Scot. spae, spay, to foretell, to divine, Icel.
   sp[=a].]
   To foretell; to divine. [Scot.]