The Collaborative International Dictionary
Dunter
Dunter \Dun"ter\, n. (Zo["o]l.) A porpoise. [Scott.]
Dunter goose (Zo["o]l.) the eider duck.
--J. Brand.
Wiktionary
dunter
n. (context dialect Scotland Northumberland English) A porpoise.
Usage examples of "dunter".
Wedge Antilles that had caused her to take academy training under the name of Lysa Dunter rather than that of Syal Antilles.
I threw in a great deal of traditional fantasy literature, a great deal of elves and dunters and knockers and green men and such but I put it into the 20th century.