expression imitative of a punch, shot, collision, etc., by 1881, originally American English (Joel Chandler Harris).
POW (n.)
also P.O.W., initialism (acronym) for prisoner of war, coined 1919 but not common until World War II.
pourpoint
pousette
pout
pouty
poverty
POW
pow
powder
powder-horn
powder-puff
powdery
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