A pun is a joke that plays on the multiple meanings of a word, or on two words that sound the same. Authors make use of pun to add humor, or sometimes, the author exploits the double meaning of words in order to add ambiguity or make a statement.
1. You were right, so I left.
2. Geometry is so pointless.
3. It's hard to beat scrambled eggs for breakfast!
Examples of Puns in Literature
1. "Not I, believe me. You have dancing shoes With nimble soles; I have a soul of lead So stakes me to the ground I cannot move." Romeo and Juliet, Shakespeare (Romeo on why he won't dance.)
2. "Tomorrow, you shall find me a grave man." Romeo and Juliet, Shakespeare (Mercutio as he is dying.)
3. "I'll re you, and fa you. Do you note me?" Romeo and Juliet, Shakespare (Peter to musician)
4. "Grave men, near death, who see with blinding sight". "Do Not Go Gentle into that Good Night," Dylan Thomas
5. "Time flies like an arrow. Fruit flies like a banana." Groucho Marx