US informal <美, 非正式>
- hand-to-hand; man-to-man直接交手地（的）; （球赛中）人盯人地（的）：
as adv. they want to settle this mano-a-mano他们想直接交手解决这个问题
as adj. mano-a-mano games.人盯人的球赛。
(pl. -os)
- an intense fight or contest between two adversaries; a duel（两个对手之间的）搏斗; 竞赛; 决斗：
a real courtroom mano-a-mano.
活生生的法庭交锋。
词源
Spanish， 'hand-to-hand'.