This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A memorandum.

n. a short note; a memorandum

v. To record something; to make a note of something.

v. To send someone a note about something, for the record.

n. a written proposal or reminder

"The context of the memo is a suspected weakness in the abort system and the project manager is responding that it is unlikley to be needed anyway."

note   

position paper    aide-memoire   

memorandum    invoice    telegram    paperwork    faxes    diary    memoir    fax    document    clipping