Crossword Genius

Physically punish when grounded? (3,6)

Ross

I believe the answer is:

hit bottom

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

'grounded?' is the definition.
(I've seen this before)

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for hit bottom that I've seen before include "grounded" , "Spanked" .)

I've seen this clue in the Sydney Morning Herald.
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