EOD may refer to any of the following:
1. Shorthand for end of discussion, EOD is commonly used in chat rooms and text communications. Below is an example of how this could be used in chat.
Ok enough, EOD!
2. EOD can also mean end of day, referring to scripts, programs, or other tasks that are performed at the end of a business day. Variations of this term include EOTD (end of the day) and ATEOTD (at the end of the day).