adjective
Definition: Relating to money that is given or received for work or services.
Example: The pay rate for this job is higher than average.
noun
Definition: Money that is given to someone for work they have done or for services they have provided.
Example: The pay for this job is higher than I expected.
transitive verb
Definition: To give money to someone for goods or services, or to settle a debt or obligation.
Example: I need to pay the rent by the end of the month.