A Sippin' Brit
A generalisation surrounding the assumption that all British people spend most of thier time drinking tea - leaving time for little else in their lives, commonly used as an insult to suggest laziness or lack of care.
A: "why are the the dishes still dirty Paul, I thought it was Johns turn to do the washing up?"
B: "I know Gerard, but John's such a sippin' Brit he probably couldn't be arsed!"
B: "I know Gerard, but John's such a sippin' Brit he probably couldn't be arsed!"