Definitions for punning
pun, punning, wordplay, paronomasia(noun)
a humorous play on words
"I do it for the pun of it"; "his constant punning irritated her"
The action of the verb to pun.
That which makes or uses a pun.
The spoonerism "Burly Chassis" is a punning reference to Shirley Bassey's voluptuous figure.