Dictionary.com
Thesaurus.com

roc

American  
[rok] / rɒk /

noun

Arabian Mythology.

  1. a bird of enormous size and strength.

ROC 1 British  

abbreviation

  1. Royal Observer Corps

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
roc 2 British  
/ rɒk /

noun

  1. (in Arabian legend) a bird of enormous size and power

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of roc

1570–80; < Arabic rukhkh, probably < Persian rukh; rook 2

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.