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  • po
    po
    noun
    a chamber pot.
  • Po
    Po
    noun
    a river in Italy, flowing E from the Alps in the NW to the Adriatic. 418 miles (669 km) long.
  • p.o.
    p.o.
    abbreviation
    (in prescriptions) by mouth.
  • PO
    PO
    abbreviation
    post office. Also P.O.
  • P.O.
    P.O.
    abbreviation
    post office. Also PO
Synonyms

po

1 American  
[poh] / poʊ /

noun

Australia and New Zealand.
pos plural
  1. a chamber pot.


Po 2 American  
[poh] / poʊ /

noun

  1. a river in Italy, flowing E from the Alps in the NW to the Adriatic. 418 miles (669 km) long.


Po 3 American  
Symbol, Chemistry.
  1. polonium.


p.o. 4 American  

abbreviation

  1. (in prescriptions) by mouth.


PO 5 American  

abbreviation

  1. post office. Also P.O.

  2. Baseball. putout; putouts.


P.O. 6 American  

abbreviation

  1. post office. Also PO

  2. parole officer.

  3. petty officer.

  4. Chiefly British. postal (money) order.


PO 1 British  

abbreviation

  1. Post Office

  2. Personnel Officer

  3. petty officer

  4. Pilot Officer

  5. Also: p.o..  postal order

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Po 2 British  

symbol

  1. polonium

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Po 3 British  
/ pəʊ /

noun

  1. Latin name: Padus.  a river in N Italy, rising in the Cottian Alps and flowing northeast to Turin, then east to the Adriatic: the longest river in Italy. Length: 652 km (405 miles)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

po 4 British  
/ pəʊ /

noun

  1. an informal word for chamber pot

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of po1

1875–80; probably < French pot ( de chambre ) chamber pot

Origin of p.o.4

From Latin per ōs

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.

See Examples For:

I personally like to lightly steam them and then deep fry them as a substitute for oysters in my po boys.

From Salon Jul. 4, 2021

Lee favors the orange chicken, ma po tofu, lo mein, fried rice and Hunan shrimp in any spread he’s ordering.

From Washington Post Dec. 8, 2020

"Ma po tofu has to be a favourite," says David Yeung, a smile evident in his voice.

From BBC Jun. 30, 2020

“Io parlo un po l’italiano, ma no molto bene,” you will say if you are subsequently inspired to take Italian language lessons.

From Slate Dec. 20, 2018

“I like to know whut’s de hurt in lettin dat po chile see her own baby,” Dilsey says.

From "The Sound and the Fury" by William Faulkner

Po and So waves travel through oceanic plates rather than moving only through the surrounding mantle.

From Science Daily Jul. 18, 2026

Both Po and So waves traveled significantly more slowly beneath the plateau.

From Science Daily Jul. 18, 2026

The Po River has never fallen this low so early in the year, raising fears of a devastating drought in July in this corner of northern Italy.

From Barron's Jun. 27, 2026

For Po and many others, it was a nonnegotiable to see the movie in the highest-fidelity format touted by Nolan.

From The Wall Street Journal Jun. 12, 2026

Lee Chong listened while Li Po was read to him in English.

From "Cannery Row" by John Steinbeck

At first Eliot found Mrs. Sen’s anxiety incomprehensible; his mother had a p.o. box in town, and she collected mail so infrequently that once their electricity was cut off for three days.

From "Interpreter of Maladies" by Jhumpa Lahiri

Many life insurance companies use PO boxes — and as I learned the hard way, you can only send mail to PO boxes via the United States Postal Service.

From Salon Mar. 24, 2026

PiS, led by 75-year-old Jaroslaw Kaczynski, and Tusk's PO are the two parties that have dominated Polish politics for the last 20 years and some voters are fed up with the duopoly.

From BBC May 16, 2025

He has issued an appeal to help find family members and relatives of PO Smith.

From BBC Oct. 26, 2024

"Big change is coming. This is a sign of Poland's rebirth," PO leader Donald Tusk told crowds gathered in a central Warsaw square, many people waving Polish and EU flags.

From Reuters Oct. 1, 2023

It’s big enough to be a ballroom, with gleaming floors and rows of numbered PO boxes and actual sculptures, like a museum.

From "What If It's Us" by Becky Albertalli and Adam Silvera

When Paxton, the state attorney general, filed the lawsuit in February suing Dallas, a P.O.

From Salon May 3, 2026

Mystified, Weaver said he drove there, only to find it was a P.O.

From Los Angeles Times Oct. 5, 2024

They receive election related-mail at shelters, relatives’ addresses, temporary locations or P.O. boxes, and the vast majority vote in person.

From New York Times Apr. 24, 2024

Some marketplaces have the option to mail the product to the buyer and if you choose to do so, experts suggest you use a P.O. box and never share your personal address.

From Los Angeles Times Jan. 9, 2024

He was so enthusiastic about the old days at the P.O.

From "The Pigman" by Paul Zindel

Discussing the hope of her still unending torrent of fan mail that the baby be a boy, Mrs. Gable pondered pos sible names, rejected "Clark Jr."

From Time Magazine Archive

Such a surge had seemed pos sible just a month ago on the strength of news that February home starts were at a 2.2 million annual pace, the briskest in eleven years.

From Time Magazine Archive

For eleven years, in one of history's most painstaking carpetbagging expeditions, he virtually turned the papacy and its pos sessions into a family preserve.

From Time Magazine Archive

That bloodstream, he pointed out, was our most precious pos session.

From Time Magazine Archive

Gustave Rameau in permanent pos session of his ill-merited and ill-ministered fortune.

From The Parisians — Complete by Lytton, Edward Bulwer Lytton, Baron

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