Crossword Genius

Not yet having taken a knock (2,3)

Ross

I believe the answer is:

to bat

I'm a little stuck... Click here to teach me more about this clue!

'knock' is the definition.
The definition and answer can be both to do with contact as well as being verbs in their base form.
Maybe you can see a link between them that I can't see?

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

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