mama's baby, papa's maybe

mama's baby, papa's maybe

colloquial It is typically easy to know who a baby's biological mother is, while the father is not always known for sure. Primarily heard in US. But how can you know he's your kid unless you take a paternity test? After all, mama's baby, papa's maybe.
See also: maybe
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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