Source : Webster's Revised Unabridged Dictionary (1913)

Grot \Grot\, n. [F. grotte, It. grotta. See {Grotto}.]
   A grotto. [Poetic] --Milton.

Grot \Grot\, Grote \Grote\, n.
   A groat. [Obs.] --Chaucer.

Source : WordNet®

grot
     n : a small cave (usually with attractive features) [syn: {grotto}]