NOUN: Someone who holds an opinion that seems improbable but is in fact correct
If Genever gin comes from Switzerland then I'm a Dutchman's uncle.
by Genuine Dutch Uncle May 13, 2016
Get the mug
Get a Dutchman's uncle mug for your cat Trump.
An expression of surprise on discovering that something improbable is in fact true
Hearing that I'd passed the exam, my mother exclaimed: "Well, I'm a Dutchman's uncle!"
by Genuine Dutch Uncle May 15, 2016
Get the mug
Get a Well, I'm a Dutchman's uncle! mug for your sister-in-law Zora.