OOO

American  

abbreviation

Business.

1. out of office: (used as a notification to colleagues or clients when an employee is on vacation, out sick, or away from the office for another reason, and cannot be reached.)

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Etymology

Origin of OOO

First recorded in 2000–05

Example Sentences

See Examples For:

OOO

Here’s the twist: This colleague decided to use AI to schedule the automatic OOO replies “and it was costing the company $10,000 a day.”

From The Wall Street Journal ● Sep. 16, 2026

She believes a good OOO does two things: shares your dates and points people to a backup contact.

From BBC ● Aug. 17, 2026

Instead, Extreme's Moscow employees recorded the orders as having been placed by a company called OOO DEMZ, according to emails and sales records, as well as three people familiar with the matter.

From Reuters ● Oct. 12, 2022

Also sanctioned was his son Andrey Andreevich Guryev and his son’s Russian investment firm Dzhi AI Invest OOO.

From Seattle Times ● Aug. 2, 2022

OOO Strong Jonn and Bronden hit the ground OOO beside Rowan and rolled to their feet.

From "Rowan of Rin" by Emily Rodda