Finders keepers, losers weepers

Cultural  

1. A person who finds something can keep it, and the loser has no right to it. This proverb is of dubious ethical merit.

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Example Sentences

"Finders keepers, losers weepers" is an old adage that will be familiar to anyone who has lost something and seen it fall into someone else's hands.

From BBC • Mar. 1, 2017

It looked as if the old jingle ought to be changed from "Finders keepers, losers weepers" to "Losers keepers, finders weepers."

From We Can't Have Everything by Hughes, Rupert