pa
noun
pa
1 American
[pah, paw]
/ pɑ, pɔ /
noun
Informal.
pas
plural
Pa
2
American
abbreviation
Physics.
Pa
3
American
Symbol, Chemistry.
PA
4
American
abbreviation
-
Parents' Association.
-
paying agent.
-
Pennsylvania (approved especially for use with zip code).
-
physician's assistant.
-
press agent.
-
public-address system.
Pa.
5
American
abbreviation
p.a.
6
American
abbreviation
-
participial adjective.
-
per annum.
-
press agent.
P.A.
7
American
abbreviation
-
Parents' Association.
-
Insurance. particular average.
-
passenger agent.
-
post adjutant.
-
power of attorney.
-
press agent.
-
public-address system.
-
publicity agent.
-
purchasing agent.
PA
1
British
abbreviation
-
Pennsylvania
-
personal appearance
-
personal assistant
-
military Post Adjutant
-
power of attorney
-
press agent
-
Press Association
-
banking private account
-
public-address system
-
publicity agent
-
Publishers Association
-
purchasing agent
-
insurance particular average
-
(in New Zealand) probationary assistant
-
Panama (international car registration)
pa
2
British
/ pɑː /
noun
-
a Māori village or settlement
-
history a Māori defensive position and settlement on a hilltop
-
to abandon city life in favour of rural life
Pa
3
British
symbol
symbol
Pa.
4
British
abbreviation
pa
5
British
/ pɑː /
noun
pa
6
British
abbreviation
p.a.
7
British
abbreviation
Other Word Forms
Noun Inflected Forms
Etymology
Origin of pa
Short for papa
Vocabulary lists containing pa
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
PA said an e-scooter for sale on Amazon was recommended for "urban commuting".
From BBC • Jun. 30, 2026
The officer had some thoughts on that: “I promise I’m a better rider than you,” the officer said over the PA system.
From Los Angeles Times • Jun. 26, 2026
In Montgomery County, PA, home prices climbed 2.5% month-over-month in April, the biggest increase among the U.S. metropolitan areas Redfin analyzed.
From The Wall Street Journal • May 20, 2026
Dr. Becky asks listeners to imagine three different pilots whose voices could come over the PA.
From Slate • May 10, 2026
The PA system stays quiet, because there is nothing the inmates need to be told.
From "Newjack: Guarding Sing Sing" by Ted Conover
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
