PA

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1 PA abbreviation
1 PA
abbreviation
Learner's definition of PA
Pennsylvania
2 PA /ˌpiːˈeɪ/ noun
plural PAs
2 PA
/ˌpiːˈeɪ/
noun
plural PAs
Learner's definition of PA
[count]
: a machine with a microphone and speakers used for making announcements in a public place usually used with the
called also PA system, public address system