To Do A Lozza

To lose at something.
To lose at some spectacularly, often to someone/something who's actual trash.

See Laurence "Lozza" Fox 8/5/2021 London Mayoral Election.

To do a Lozza.

"He's going to do a Lozza!"

"See Clive at the game last night? He did a right Lozza!"

"Mate, what a Lozza".