- Chat abbreviation for In Real Life.
IRL refers to something that is in real life in the real world, as distinct from something which is virtual, simulated or on-line. IRL can also be considered as meaning "not on the internet."
IRL is typically (but not exclusively) used in the context of social interactions.
For more information see:
- http://everything.explained.at/Real_life/ - (In) Real Life explained.