"COB"
"COB" stands for "close of business" and means the end of the standard workday, typically 5 or 6 p.m. in the recipient's time zone.
Say this instead: end of day
How "COB" shows up at work
The deadline that sounds more official than "today" but is equally vague across time zones. Whoever sets a COB deadline rarely specifies whose COB, leaving everyone to assume the worst.
Buzzword
Please send me your updates by COB Friday.
Plain English
Please send me your updates by end of day Friday.
Corporate Rank: Associate · Category: Email & Comms Jargon
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