noun
hump; bump
General term for a raised bump or hump, often on a road or surface.
道路にハンプが設置された。
A hump was installed on the road.
noun
speed bump; speed hump
Specifically a traffic-calming device; often used in the context of road safety.
住宅街にはハンプが多く、スピードを出せない。
There are many speed bumps in the residential area, so you can't speed.