( {n.} 1. The exact time when an attack or other military action is supposed to start. * /Zero hour for the bombers to take off was midnight./ 2. The time when an important decision or change Далее…
( {v.} 1. To adjust a gun so that it will exactly hit (a target); aim at. * /Big guns were zeroed in on the enemy fort./ * /American missiles have been zeroed in on certain targets, to be Далее…
( {v. phr.}, To stop talking; keep a secret; shut your mouth; be quiet. * /The man was getting loud and insulting and the cop told him to button his lip./ * /John wanted to talk, but Dan Далее…
( {n.} A defense in a sport (as basketball or football) in which each player has to defend a certain area. * /The coach taught his team a zone defense because he thought his players weren't Далее…
( {v. phr.}, 1. To fall asleep very quickly. * /Can I talk to Joe? - Call back tomorrow, he zonked out./ 2. To pass out from fatigue, or alcohol. * /You won't get a coherent word out of Далее…
( {v. phr.} 1. To rapidly close in on (said of airplanes and birds of prey). * /The fighter planes zoomed in on the enemy target./ 2. To make a closeup of someone or something with a camera. Далее…