full-on

• full on

From full- (“fully, completely”) +‎ on.

full-on

1. All-out; out and out; complete.
   • 2012 May 20, Nathan Rabin, “TV: Review: THE SIMPSONS (CLASSIC): “Marge Gets A Job” (season 4, episode 7; originally aired 11/05/1992)”, in The Onion AV Club‎^[1]:

     It only takes a little tweaking for the Simpsons’ home to become a full-on freak show, with Homer as its perpetually apoplectic main attraction.

2. Extreme; to the maximum degree.

full-on

1. Totally; with full commitment.