pm

¹

or PM

noun

, plural pms, pm's.

1. a private message sent to another user of a social media service or private messaging service:

   How do I send a pm to the moderator of the message board?

verb (used with object)

, pm'd or pmed, pm'ing, or pming.

1. to send a private message to (another user of such a service).

Pm

²

Symbol, Chemistry.

1. promethium.

pm.

³

abbreviation for

1. premium.

p.m.

⁴

abbreviation for

1. after noon.
2. the period between noon and midnight.

P.M.

⁵

or PM

abbreviation for

1. past master.
2. paymaster.
3. p.m.
4. Police Magistrate.
5. postmaster.
6. postmortem.
7. prime minister.
8. provost marshal.

PM

¹

abbreviation for

1. Prime Minister
2. Past Master (of a fraternity)
3. Paymaster
4. Postmaster
5. military Provost Marshal

pm

²

abbreviation for

1. premium

p.m.

³

abbreviation for

1. See a.m.
   (indicating the time period from midday to midnight) post meridiem See a.m.
2. post-mortem (examination)

Pm

⁴

the chemical symbol for

1. promethium

pm

⁵

the internet domain name for

1. St Pierre and Miquelon

Usage Note

See a.m.

Word History and Origins

Origin of pm¹

First recorded in 2000–05

Origin of pm²

From Latin post merīdiem

Word History and Origins

Origin of pm¹

(sense 1) Latin: after noon

Example Sentences

Crain posted a cash bond of $102.50 apiece shortly before 1:30 P.M., and they returned to the Castle Hotel.

From The Daily Beast

Moviegoers enjoyed a drink at the bar and milled around waiting for the 10:15 p.m. showing of The Interview.

From The Daily Beast

According to a police source, that fax came in at 2:46 p.m.—literally a after before the fatal bullets flew.

From The Daily Beast

Another classmate did tell police that she saw Hae at the school at 3:00 p.m .

From The Daily Beast

At 4:45 p.m., he was approached by Justin Damico, a plainclothes cop, and another officer, Daniel Pantaleo, outside the store.

From The Daily Beast

No answer had reached Uncle David at three o'clock P.M.; he had despatched his message at nine.

From Project Gutenberg

At about two o'clock P.M. he ordered the boot and saddle to be sounded, and gave the word to start.

From Project Gutenberg

Mr. Lacy's eyes filled, as he read at the top of the page, "11-1/2 P.M., after a visit from M. L."

From Project Gutenberg

If both meet together at the same hour, say eleven o'clock, the one will reckon 11 A.M., the other 11 P.M.

From Project Gutenberg

Then came the great earthquake on December 16th, at about 10 P.M.

From Project Gutenberg