Source : Webster's Revised Unabridged Dictionary (1913)

Reak \Reak\, n. [????. Cf. {Wrack} seaweed.]
   A rush. [Obs.] ``Feeds on reaks and reeds.'' --Drant.

Reak \Reak\, n. [Cf. Icel. hrekkr, or E. wreak vengeance.]
   A prank. [Obs.] ``They play such reaks.'' --Beau. & Fl.