Writing & StyleStyle guide
EOM Meaning in Email
In email and messaging, EOM means “end of message.” Institutional email guidance documents its use at the end of a subject line when the subject itself contains the complete message. This is a convention, not a requirement.
In an email context, EOM means “end of message”; when placed in the subject line, it can signal that the subject contains the whole message.
Key details
Core IssueEOM can mean “end of message” in messaging/email contexts and signals that no additional body text follows.
Phrase Roleemail shorthand
Registerprofessional email and messaging
Further guidance
Email Usage
MIT’s Communication Lab shows [EOM] at the end of a subject line when there is no additional message body.
Meaning
Oxford documents EOM as “end of message.”
Sources and evidence
Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.
- EOM — Oxford Advanced Learner’s Dictionary (opens in a new tab)Oxford University Press · EOM abbreviation meaning “end of message”
- Email — EECS Communication Lab (opens in a new tab)MIT Communication Lab · Email-subject usage of [EOM] when the complete message is in the subject line