One seeking water wings or odd flaps (7,3)

I believe the answer is:

dowsing rod

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'one seeking water' is the definition.
The definition suggests a singular noun which matches the answer.

'wings or odd flaps' is the wordplay.
'flaps' is an anagram indicator (I've seen 'flapping' mean this (flap can mean to move or fly around)).
'wings'+'or'+'odd'='wingsorodd'
'wingsorodd' is an anagram of 'DOWSING ROD'.

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I've seen this clue in The Sunday Times and The Times.

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