Smew \Smew\, n. [Perhaps for ice-mew.] (Zo["o]l.) (a) small European merganser ({Mergus albellus}) which has a white crest; -- called also {smee}, {smee duck}, {white merganser}, and {white nun}. (b) The hooded merganser. [Local, U.S.]
Mergus albellus n : smallest merganser and most expert diver; found in northern Eurasia [syn: {smew}]