Finding terrible dirt, she hesitates (7)

I believe the answer is:

dithers

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

'finding terrible dirt she' is the wordplay.
'dirt she' can be anagrammed to 'DITHERS'.
But, I am unsure how the anagram is indicated.

Can you help me to learn more?

(Other definitions for dithers that I've seen before include "Flaps, wavers" , "Hesitates indecisively" .)

I've seen this clue in The Daily Express.

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