Crossword Genius

Predatory type not approved by union (7)

Ross

I believe the answer is:

wildcat

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This clue could be a double definition.

'predatory type' is the first definition.
The definition and answer can be both man-made objects as well as being singular nouns.
Maybe they are linked in a way I don't understand?

'not approved by union' is the second definition.
The answer and definition can be both man-made objects as well as being singular nouns.
Perhaps they are linked in a way I don't understand?

Can you help me to learn more?

(Other definitions for wildcat that I've seen before include "Animal (applied to strikes)" , "Like an unauthorised strike" , "Well, kind of" , "financially unsound?" , "Sort of strike" .)

I've seen this clue in The Guardian.
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