The pun, or paronomasia, is a form of word play which exploits numerous meanings of a statement, allowing it to be understood in multiple ways for an intended humorous or rhetorical effect
Did you hear about the guy whose whole left side was cut off? He's all right now.
A rule of grammar: double negatives are a no-no.
To write with a broken pencil is pointless.
What's the definition of a will? (It's a dead giveaway).
Experts say the cost of funerals have risen by 50%, they blame it on the cost of living.
Math teachers have lots of problems.
The man who fell into an upholstery machine is fully recovered.
Seven days without a pun makes one weak.