hillclimb means an instance of climbing (ascending) a hill in a car, especially competitively. Lexicurio rates it Sui generis — a strength score of 88 out of 100.
Etymology
From hill + climb.
noun
- An instance of climbing (ascending) a hill in a car, especially competitively.“The first speed hillclimb in the Isle of Man was held at Port Vuillen on 11th May 1904 as part of the eliminating trials for that year's Gordon Bennett Cup Race.”