Definition of "coopering" [coop•er•ing]

• Present participle of cooper. (verb)

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• "After his marriage, he worked at "coopering" when he could obtain this employment, and went a fishing when he could not."
• "Authorities said he is coopering with investigators."
• "But if you were to tell people, "I do my coopering myself," they would have no idea what you were saying and would suspect that it was vaguely obscene."