Douglas Harper's Etymology Dictionary
dundrearies
1867, long, flowing whiskers, like those worn by actor E.A. Sothern (1826-1881) while playing Lord Dundreary, witless, indolent chief character in English dramatist Tom Taylor's play "Our American Cousin" (1858).
Wiktionary
dundrearies
n. (context rare English) long, bushy sideburns
Usage examples of "dundrearies".
I must acquaint you, said Mr Crotthers, clapping on the table so as to evoke a resonant comment of emphasis, old Glory Allelujurum was round again today, an elderly man with dundrearies, preferring through his nose a request to have word of Wilhelmina, my life, as he calls her.