The foulest form of wordfart known to man, originating from the colon of a domestic feline, especially when said feline is sitting in the lap of its respective owner.
n. A horribly smelly, wet, inhuman fart. It smells like it came from a cat, but it comes from a person. Can cause vomiting, headaches, and loss of life.
Father's triple portion of baked beanswashed down with half a crate of Mexican beer resulted in a terrific 'trumpet involuntary', and Mother complained that he was farting like the Barber's Cat.