0 to make a light stop shining by pressing or moving a switch:
Put that torch out!
Did you put the lights out downstairs?
1 to make something such as a fire or cigarette stop burning:
2 to move forward part of your body, such as your hand or your tongue, from your body:
3 to injure part of your body by causing it to be moved out of its correct position:
4 to produce something in large quantities, so that it can be sold:
5 If a mistake puts out a set of mathematical calculations, it causes them to be wrong: