Absurdly easy raid, I assume (1,4,3)

I believe the answer is:

i dare say

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'i assume' is the definition.
I know nothing about this answer so I cannot judge whether it can be defined by this definition.

'absurdly easy raid' is the wordplay.
'absurdly' indicates an anagram (I've seen this in other clues).
'easy'+'raid'='easyraid'
'easyraid' is an anagram of 'I DARE SAY'.

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(Other definitions for i dare say that I've seen before include "It's possible" , "Maybe" , "Quite possibly" , "One assumes" , "One would think" .)

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

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