To expell gas from one's anus with such force that both sides of his/her buttox slap together to create a distinctly audible, and occasionally painful, vibration.
Flappers of the 1920s were young women known for their energetic freedom, embracing a lifestyle viewed by many at the time as outrageous, immoral or downright dangerous.
Little England flags that are attached to car windows when the England football team is making a brief guest appearance in the first couple of rounds of a major football tournament.