A man's private parts, as Dutch men are meant to have big, long feet.
Big feet, big dick etc.
"WOW! that guys dick was like a Dutchman's foot!"

For full effect, use in conjunction with clog, and floshed.

EG: "My Dutchman's foot was such a good fit for her clog, she got proper floshed".
by dnb soldier June 2, 2010
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