An après fart happens when a person farts and will stand there
with a warm drink in their hand appreciating the after affects of their fart on other people in the room.
Stan stood there drinking his tea with a glow of satisfaction whilst others in the room choked on his fart. He raised his mug of tea to the other people enjoying the après fart.
The act of preforming a queef powerful enough to create a physical rainbow cloud from your vagina.
Steve: I won't go unicorn deep in a girl ever again
Tod: Why's that Steve?
Steve: Last time I did, it hurt her so much she had an agressive rainbow queef
Tod: Nasty!