A polar bear and a seal are sitting on an ice floe. The polar bear looks at the seal and says,
"RAWRRRRRRRRRGGG" and then kills and eats him.
"RAWRRRRRRRRRGGG" and then kills and eats him.
Anti-humor is a type of indirect humor that involves the joke-teller delivering something which is deliberately not funny, or lacking in intrinsic meaning. The practice relies on the expectation on the part of the audience of something humorous, and when this does not happen, the irony itself is of comedic value.