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 his July memo, Blume said the company is considering axing a further 50,000 roles globally and closing four factories in Germany. — Hanna Ziady, CNN Money, 24 July 2026

A week into the president’s second term, the White House’s Office of Management and Budget issued a memo that temporarily froze federal assistance and grants to all states, including funding that supports nursing homes and hospitals. — Austin Sarat, The Conversation, 24 July 2026

The memo is dated July 2026, however, and includes his name and campaign logo at the top. — Max Grinstein, The Washington Examiner, 24 July 2026

New sending progress bar The Messages app also features a new progress bar when sending messages, photos, voice memos and other items. — Greta Cross, USA Today, 24 July 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