EOW meaning: EOW stands for “end of week.” At work, it usually means by the end of the last working day of the week, which for most US offices is close of business on Friday. People use EOW to set soft deadlines in email, chat and project updates.
What does EOW mean at work?
EOW is a deadline shortcut. If your manager asks for a report “by EOW,” they want it before the work week ends. In a typical Monday-to-Friday office, that means Friday, often by around 5 p.m.
EOW is less exact than it looks. Some people mean “before I leave on Friday.” Others mean “before Monday morning,” so they can review it first thing. Teams that work weekends or across time zones can interpret it differently again.
Because of that, EOW works best for flexible tasks. For anything time-sensitive, a specific day and time is clearer.
Examples of EOW in emails and messages
Email: “Could you send me your slides by EOW? I’ll review them over the weekend.”
Slack: “Bug fix should be in production by EOW.”
Teams: “No rush, EOW is fine for the expense report.”
Project update: “Status: on track. Draft due EOW (Friday 3 p.m. ET).”
Client email: “We’ll have the revised quote to you by the end of the week.”
Notice the client example spells it out. Acronyms are fine internally, but full words read better for customers.
EOW vs EOD vs COB
| Term | Stands for | Usually means |
|---|---|---|
| EOD | End of day | By the end of today’s workday |
| COB | Close of business | When the office closes, often 5 p.m. local time |
| EOW | End of week | By the end of the last workday of the week, usually Friday |
| EOM | End of month | By the last business day of the month |
How to use EOW correctly
- Add the day and time when it matters. “EOW (Fri 2 p.m. ET)” removes any guesswork.
- Name the time zone for remote teams. Friday evening in New York is already Saturday in parts of Asia.
- Check holiday weeks. If Friday is a holiday, EOW may mean Thursday. Say so.
- Confirm if you’re unsure. A quick “Is Friday at 5 okay, or do you need it earlier?” avoids rework.
- Don’t use EOW for urgent work. If you need something before a Thursday meeting, ask for Thursday.
When to avoid EOW: in contracts, client deadlines and anything legal or financial. Use a specific date instead.
Related terms
Browse more short forms in our Workplace Acronyms hub.
FAQ
What time is EOW?
EOW usually means the end of the last workday of the week, typically Friday around 5 p.m. in the sender’s time zone. If the exact time matters, ask.
Does EOW mean Friday or Sunday?
In most US workplaces, EOW means Friday, the end of the work week. Some people use it loosely to mean before Monday morning, so confirm when in doubt.
What is the difference between EOW and EOD?
EOD means by the end of today’s workday. EOW means by the end of the work week, usually Friday.
Is EOW professional?
EOW is common and acceptable in internal email and chat. For clients or formal documents, write “by the end of the week” or give a specific date.
