What does 4AO stand for?

For adults only

A chatting and texting acronym that describes an object or content that is suitable for only adults; often used to protect kids from seeing or doing something.


It's a good movie, but definitely 4AO.

Related Slang


Updated April 16, 2014

4AO definition by Slang.net

This page explains what the acronym "4AO" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.

We are constantly updating our database with new slang terms, acronyms, and abbreviations. If you would like to suggest a term or an update to an existing one, please let us know!