Top definition
The maximum possible speed something can attain.
The top speed of that car is 240 mph.
by 5'11"Racer September 20, 2006
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1. The fastest speed a vehicle (or organism) can travel at.
2. Used to express good wishes, especially toward those undergoing travel; synonymous with "Godspeed".
3. (u) Used to describe the best possible outcome of a situation; synonymous with "top notch".

(u) Uncommonly used
1) "What's the top speed of a cheetah?" - "65 – 75 mph"
2) "I'm being deployed soon." - "Top speed to you, mate"
3) "How's that report coming?" - "Working on it; top speed."
by a dude, probably November 20, 2019
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