Chance fellow, one who could be called lucky (5)

I believe the answer is:

fluke

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'chance' is the definition.
(I have seen 'Lucky chance ' mean 'fluke' so perhaps 'chance' could also mean 'fluke')

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for fluke that I've seen before include "flounder" , "Accidental success" , "Fortuitously secure" , "Lucky chance" , "Barb on anchor - chance success" .)

I've seen this clue in The Independent.

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