Someone who likes to engage in sexual intercourse with women over 70

A bicycle of a certain style usually made pre-1990, with thin wheels and a thin frame. They are usually found or stolen rather than bought and are often a mismatch of numerous bikes to create the optimum level of comfort and speed. Most are now found through hard-rubbish collection or at dumps and ridden by young folk.

A person who has violent sex with grandmothers.
It's an insult that'll make everyone laugh at the victim. Only use when you are cussing people down.