Crossword Genius

Burst forth jerkily in deep rut (7)

Ross

I believe the answer is:

erupted

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

'burst forth' is the definition.
(I've seen this in another clue)

'jerkily in deep rut' is the wordplay.
'deep rut' can be anagrammed to 'ERUPTED'.
Though, I am unsure how this is indicated.

Can you help me to learn more?

(Other definitions for erupted that I've seen before include "Blew up or out as volcano may" , "Broke out (like Etna)" , "Blew up like volcano" , "Broke out suddenly" .)

I've seen this clue in the Sydney Morning Herald.
Want a hint initially instead of a full solution? Install my app