I'm not sure how common the term is (I heard it in a YT video), but a "Dutch hill" is wind, because the Netherlands is very windy, and anyone who's ridden a bik

I'm not sure how common the term is (I heard it in a YT video), but a "Dutch hill" is wind, because the Netherlands is very windy, and anyone who's ridden a bike in heavy wind knows that it can be just as much an obstacle as a moderate hill.