Found 2 items, similar to roc.
English → English (WordNet)
Definition: roc
roc
n : mythical bird of prey having enormous size and strength
English → English (gcide)
Definition: Roc
Roc 
\Roc\, n. [Ar. & Per. rokh or rukh. Cf. 
Rook a castle.]
A monstrous bird of Arabian mythology. [Written also 
rock,
and 
rukh.] --Brande & C.
[1913 Webster]