duke it out
中上級 (B2) informal
To have a big fight or competition with someone until there is a clear winner.
"The two boys decided to duke it out in the schoolyard rather than talk it over."
文脈の中で聞く
Satire Is Back With The CEO of The Onion
In Good Faith with Philip DeFranco · 47:14
let them duke it out.
The Cartels Running Up Transatlantic Airfares
Wendover Productions · 13:23
duke it out head-to-head.