a head-on conflict or direct competition; a duel.

listen to the pronunciation of a head-on conflict or direct competition; a duel.
English - English

Definition of a head-on conflict or direct competition; a duel. in English English dictionary

A head-on conflict or direct competition; a duel.
mano a mano

The other candidates seemed to disappear as the public debate became a heated mano-a-mano between the two leading candidates.