Crossword Genius

One highly apt to lead to a smash (3)

Ross

I believe the answer is:

lob

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'a smash' is the definition.
The answer and definition can be both acts as well as being singular nouns.
Maybe you can see a link between them that I can't see?

I can't explain the remainder of the clue.

Can you help me to learn more?

(Other definitions for lob that I've seen before include "Fling" , "Throw ball in high arc" , "Toss" , "Chuck" , "Lofted ball" .)

I've seen this clue in the Evening Standard.
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