A pubic runway is a style of pubic grooming that resembles the runway in an airport. A Pubic runway was discovered in cheltenham when a boy decided he needed a runway for his toy planes, those planes insidentally crashed into a major coatastrophe.
Rob: "So Luke, i guess your gunna tell me about your pubic grooming again."
Luke "Yes i am, i decided to go hip and cool and make myself a Pubic runway to my penis."
A "flea's runway" refers to a hair parting, particularly one that runs central to the head. The fashion for greasy slicked down hair with a central parting has diminished and the term is not heard as much now as thirty years ago.
Linda was disappointed because George had not been to the hairdresser she had suggested. He still sported the long sideburns, greased down hair and flea's runway that she had complained of.