Meanings
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1
noun
Father; dad.
Hey, Pa, I'd like you to meet my friend.
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2
noun
Personal assistant; someone whose job is to help a manager with daily tasks.
She works as a PA to the chief executive.
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3
noun
Public address; a system of speakers used to make announcements to a crowd.
The boarding call came over the airport PA.
Thesaurus
Etymology
Borrowed from Māori pā.
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