Witnessed in Oban, terrific repartee (6)

I believe the answer is:

banter

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'witnessed in oban terrific repartee' is the definition.
I can't tell whether this defines the answer.

'in oban terrific repartee' is the wordplay.
'in' indicates the answer is hidden within the clue.
'BANTER' is hidden in the letters of 'oban terrific repartee'.

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(Other definitions for banter that I've seen before include "Joke in a good-humoured way" , "Good-natured teasing" , "Good-natured chaff" , "Teasing chit-chat" , "Playfully teasing remarks" .)

I've seen this clue in The Daily Express.

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