n.
Pronunciation: ' r ō ch
Function: noun
Inflected Form: plural roach also roach · es
Etymology: Middle English roche, from Anglo-French roche, rosse
Date: 13th century
1 : a silver-green European freshwater cyprinid fish ( Rutilus rutilus ) also : any of various related fishes (as some shiners)
2 : any of several American freshwater sunfishes (family Centrarchidae)