Wiktionary
a. all out. adv. totally; with full commitment. alt. all out.
Usage examples of "full-on".
The second burst of gunfire caught Cagney full-on and small explosions ripped open his back, lifted him, his agonized shriek piercing the air over the sound of the bullets.
He heard enough nothing to suggest that he might be adrift in the vacuum of deep space, and as he began to wonder if he had gone deaf, he decided that Kenny must be no less patient than he was full-on psychotic.
He had the full-on arctic gear, complete with puffy camouflage ski pants.
He struggled to recall all the words to the theme song from a CBC sitcom he'd watched as a kid, and then his comm went into a full-on churn as it laboriously re-ciphered all of his stored files with the new key, leaving Art to login while he waited.