Donald Duck

1. One of the Disney cartoon characters, an anthropomorphic white-feathered duck who usually wears a sailor suit and is known for his voice especially in tantrums.

   And then the most Donald Duck-like screaming and jabbering you ever heard.

   1945, Ernie Pyle, edited by David Nichols, Ernie's war: the best of Ernie Pyle's World War II dispatches, Touchstone Books, published 1987, page 399

   3 more examples

   Single-handed [sic] he swung the staid Western Union from its ordinary singing-telegram policy to the point where local patrons can request that their greeting be sung in Donald Duck voice.

   1941 March 6, “Screwy Hall Of Fame Presents A Quack”, in Pittsburgh Post-Gazette

   DSP can also eliminate ghost images from TV screens and banish those irritating Donald Duck squeaks and quacks from speeded-up playback of tape-recorded voice messages.

   1992 April, Gene Bylinsky, “A U.S. Comeback in Electronics”, in Fortune, volume 125, number 8, page 77

   Perched securely in the rafters and using a walkie-talkie to communicate with colleagues on the airdock's floor, Lachenmeier was amused to find his voice had risen into the Donald Duck register due to the bubble of escaping helium spreading along the ceiling.

   1992 May, Sturat F. Brown, “Earthwinds Waits on the Weather”, in Popular Science, volume 240, number 5, page 80

2. The asteroid 12410.
3. USderogatoryhumorousslangDonald Trump.

plural Donald Ducks

1. CockneyslangA fuck.

   Look, I don't give a Donald Duck how you do it. Do it.

   2010, Eric Morecambe, Mr Lonely, page 16