The term PART OF A STAND-UP ROUTINE can be summarized as a JOKE, which is a four letter word. A JOKE is a humorous statement or story that is typically used in stand-up comedy routines. Stand-up comedy is a form of entertainment where a comedian performs a live show in front of an audience, usually telling jokes and stories. Jokes are often used to make people laugh and can be based on current events, everyday life, or even personal experiences.