cab
1. cab \'kab\ n [Heb qabh] : an ancient Hebrew unit of capacity equal to about two quarts 2. cab \'kab\ n [short for cabriolet] [short for cabin] 1a: CABRIOLET : a similar light closed carriage (as a hansom) 1b: a carriage for hire 2: TAXICAB 3a: the part of a locomotive that houses the engineer and operating control s 3b: a comparable shelter on a truck, tractor, or crane