Picture Dictionary and Books Logo
×
clock [ˈklɑːk]

1 clock noun
  • a device that shows what time it is and that is usually placed in a room or attached to a wall —often used before another noun
  • a clock that is used in sports and that shows how much time remains for a particular part of a game
  • time clock

2 clock verb
  • to measure the amount of time it takes for (a person) to do something or for (something) to be completed—usually + at
  • to finish a race in (an amount of time)
  • to measure or show (the speed of something) with a measuring device