Pronunciation: 'ruk Etymology: Middle English, from Old English hrOc; akin to Old High German hruoch
Function: noun
: a common Old World gregarious crow (Corvus frugilegus) that nests and roosts in usually treetop colonies.
Function: transitive verb
: to defraud by cheating or swindling
Function: noun
: either of two pieces of each color in a set of chessmen having the power to move along the ranks or files across any number of unoccupied squares -- called also castle
Function: noun
: a small inner section of the human ear.