What does "speed limit" mean?

The maximum speed permitted by law for vehicles.

How do you pronounce "speed limit"?

Pronounced //ˌspiːd ˈlɪ.mɪt//.

Common synonyms include: legal limit, maximum operating speed, maximum speed, operating speed cap, speed cap, speed limits.

/ˌspiːd ˈlɪ.mɪt/ noun, slang

noun, slang ·Moderate ·College level

Noun

1
The maximum speed permitted by law for vehicles.
"John is a careful driver. He never exceeds the speed limit."
2
regulation establishing the top speed permitted on a given road wordnet
3
The hand consisting of a pair of 5s, so called in reference to the common speed limit of 55 mph. slang

"John is a careful driver. He never exceeds the speed limit."