Verb. To 'allrun' is to make up an excuse for a failure, or to blame your failure on something besides yourself.
Person1) hax much??? that guy is totally haxing bro.
Person2) You had a perfect shot available and he's not hacking. Stop allrunning broskii.
Person2) You had a perfect shot available and he's not hacking. Stop allrunning broskii.
by RaTheBadger May 29, 2012