from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To act (play a role in theatre, film etc.) better than.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To do or beyond; to exceed in acting.
from The Century Dictionary and Cyclopedia
- To exceed in acting.
- To act openly and boldly.
out- + act (Wiktionary)