Boat with scruffy cat in it (7)

I believe the answer is:

titanic

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'boat with scruffy cat in it' is the definition.
I can't judge whether this definition defines the answer.

'scruffy cat in it' is the wordplay.
'scruffy' indicates anagramming the letters.
'cat'+'in'+'it'='catinit'
'catinit' anagrammed gives 'TITANIC'.

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(Other definitions for titanic that I've seen before include "Twenty one [SHIP]" , "Nineteen twelve iceberg victim" , "Famous doomed transatlantic liner" , "Of exceptional strength or size" , "Extremely large" .)

I've seen this clue in The Irish Times.

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