Noun:

1. (football) the person who plays quarterback

2. (American football) the position of the football player in the backfield who directs the offensive play of his team;

   "quarterback is the most important position on the team"
   

Verb:

1. play the quarterback

quartersn.营房；住处quartern.四分之一；一刻钟；一季；25美分；区；方向v.四等分adj.四分之一的quarterpace landing曲尺楼梯平台quarternary deposit第四纪层quarter page folder四分之一页式折叠器quarterwave antenna四分之一波长天线quartermaster truck军需(勤务)车辆, 军需(补给品)车, 军需汽车quarter-wave film四分之一波长膜quarter-wave line四分之一波长线,四分之一波线quarter-wave slug四分之一波长短线Quarternary Complex四元配合物quarter-girth tape四分周卷尺

1. He ran interference for the quarterback.
   他奔跑阻截对方的四分卫手。
2. The quarterback was mobbed by the defensive line.
   四分卫遭到防守线球员猛烈攻击。

1. I quarterback the whole company for more years than I care to remember.
   我掌管整个公司很多年了。