the GNU version of the Collaborative International Dictionary of English
n. A monstrous bird of Arabian mythology.
The Century Dictionary and Cyclopedia
n. A fabulous bird of prey of monstrous size, famous in Arabian mythology, and corresponding to the Persian simurg.
n. A Middle English form of rock.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. mythical bird of prey having enormous size and strength
Word Usage
"I remembered that I had often heard sailors speak of a wonderful bird called the roc, and saw that the great dome which I so much admired must be its egg."