- (intransitive, car racing) To leave a race to go to the pit
- (intransitive, of a machine) To stop working
- (intransitive) To show sweat on one's clothes.
- It was so hot, I was starting to pit out by mid-morning.
- To make sweaty (of clothes).
- At this rate, he was going to pit out his dress shirt, and he didn't have anything to change into before the meeting.