Business / Construction / Latch: A beveled metal tongue operated by a spring-loaded knob or lever. The tongue's bevel lets you close the door and engage the locking mechanism, if any, without using a key. Contrasts with dead bolt.


Entertainment / Baseball / Strike: A legal pitch when so called by the umpire, which: Is struck at by the batter and missed; Is not struck at, if the ball passes through the strike zone; Is fouled by the batter when he has less than tw MORE


Business / Construction / Keeper: The metal latch plate in a door frame into which a doorknob plunger latches. MORE

Dead Bolt

Business / Construction / Dead Bolt: An exterior security lock installed on exterior entry doors that can be activated only with a key or thumb-turn. Unlike a latch, which has a beveled tongue, dead bolts have square ends. MORE