Source : Webster's Revised Unabridged Dictionary (1913)

Tuckahoe \Tuck"a*hoe\, n. [North American Indian, bread.] (Bot.)
   A curious vegetable production of the Southern Atlantic
   United States, growing under ground like a truffle and often
   attaining immense size. The real nature is unknown. Called
   also {Indian bread}, and {Indian loaf}.

Source : WordNet®

tuckahoe
     n : perennial herb of the eastern United States having
         arrowhead-shaped leaves and an elongate pointed spathe
         and green berries [syn: {green arrow arum}, {Peltandra
         virginica}]