Born with a Silver Spoon
or Born with a silver spoon in one's mouth. Born to good luck; born with hereditary wealth. The reference is to the usual gift of a silver spoon by the godfather or godmother of a child. The lucky child does not need to wait for the gift, for it is born with it in its mouth or inherits it from infancy.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
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