chatter bump
n.— «At the other end of the mud course was also a sharp left-hand turn with simulated chatter bumps on the pavement.» —“Dishing the dirt on safe winter driving” by Howard J. Elmer Toronto Star (Can.) Oct. 11, 2003. (source: Double-Tongued Dictionary)
Further reading
When there’s no evening meal planned at home, what do you call that scramble to cobble together your own dinner? Some people apply acronyms like YOYO — “you’re on your own” — or CORN, for “Clean Out your Refrigerator...
The adjectives canine and feline refer to dogs and cats. But how does English address other groups of animals? Plus, cabin fever has been around much longer than the current pandemic. That restless, antsy, stir-crazy feeling goes back to the days...