To produce or result in revenue which will cover its costs.

plural of pak pai

(now historical) A car used as an illegal taxi in Hong Kong.

plural of dead-pay

Pay drawn for soldiers, or others, really dead, whose names are kept on the rolls. / A dead soldier whose pay is illicitly claimed by another person.

plural of pay spine

A tiered range of salaries for different jobs or for those who have been in a job for differing amounts of time.

plural of pay gap

(US) A scheme where prison inmates are charged for their meals, clothing etc. while in prison. / (US) A scheme where prisoners can pay to be moved to a more desirable prison.

(obsolete) To pay at once; to pay ready money.