a "Lucy Dearn" or sometimes named "Dearninator" is a chinese female who attempts to sleep around, but is more often that not overly intoxicated to function sexually. She is also one of the few chinese women who have enormous arses, big enough to rival any black female who is well endowed.
Suzan: "do you know how to make chicken chow mein?"
Emily: "i dont know, hang on ill ask Lucy Dearn
Luke: "did you see that girl throwing up in the gutter whilst attempting to give a blow job down an alley?!?"
Bell: "I know mate, what a state, she's a regular Lucy Dearn."
Linda: "i think my butt is getting even bigger, its almost as big as Lucy Dearns!!!!"