King and queen trip changing direction (9)

I believe the answer is:

rerouting

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'king and queen trip changing direction' is the definition.
I can't tell whether this definition defines the answer.

'king and queen trip' is the wordplay.
'king' becomes 'R' (abbreviation for rex, king in Latin).
'and' means one lot of letters go next to another.
'queen' becomes 'ER' (abbreviation for Elizabeth Regina).
'trip' becomes 'outing' (I've seen this in another clue).
'r'+'er'+'outing'='REROUTING'

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I've seen this clue in The Daily Express.

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