memo

noun

ˈme-(ˌ)mō 

plural memos

: a usually brief written message or report : memorandum

Use headlines, bullets, and lists to organize the memo and the proposal.

—Inc. Magazine

When your boss asks you to find a memo you wrote a year ago, it's hard to remember what you named it.

—Susan Kelley

see also:

get the memo

Synonyms of memo

• letter
• epistle

Examples of memo in a Sentence

He sent a memo to the staff.

a long series of memos between the two authors collaborating on the book

Recent Examples on the Web

In a memo later Monday morning, the White House TV pool had been suspended given CNN’s banishment. — Alex Weprin, HollywoodReporter, 21 Sep. 2026

That morning, a federal judge had denied her injunction—allowing Nowlin’s memo to remain with the Board of Examiners. — Benjamin Wofford, New Yorker, 21 Sep. 2026

Of the 600 likely voters who were surveyed, 44% supported Raman and 39% backed Bass, with 17% undecided, according to a memo provided to the campaign and viewed by The Times. — Los Angeles Times, 19 Sep. 2026

In a memo released Wednesday about last-minute changes for her 2027 budget proposal, Levine Cava wrote that 19 employees staffing the volunteer county boards would be shifted to a different department. — Douglas Hanks, Miami Herald, 18 Sep. 2026

Word History

First Known Use

1705, in the meaning defined above

Phrases Containing memo

• counter-memo
• get the memo

Rhymes for memo

• acknow
• aglow
• ago
• airglow
• aloe
• altho
• although
• ammo
• backflow
• backhoe
• banjo
• barbeau

Kids Definition

memo

noun

ˈmem-ō 

plural memos

: memorandum