Used in response to a put-down, turning it on the one dishing out the put-down.
Source: The Three Stooges. Has since been used in countless films and tv shows, including Clerks and Friends.
Snooty Rich Lady: "Murphy, who are those slovenly creatures at the door?"
When you're about to nut but the model in the porn you jerking off reminds you of someone so you stop.
Male 1: Dude i was fapping to Piper Perri but she reminds me of Samantha so i switch to another chick Male 2: So Samantha resemblance nut block you?
Male 1: pretty much
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.