I. noun
also merl ˈmər(-ə)l
Etymology: Middle English, from Anglo-French, from Latin merulus; akin to Old English ōsle blackbird, Old High German amsla
Date: 15th century
: blackbird 1a
II. noun
Etymology: origin unknown
Date: 1911
: a bluish or reddish gray mixed with splotches of black that is the color of the coats of some dogs