: to spend too much time thinking about or looking at (someone or something that one admires or wants very much) All the girls in the class are mooning over the handsome new teacher.
Why is it called a Moonie?
The Oxford English Dictionary dates moon and mooning to student slang of the 1960s, when the gesture became increasingly popular at American universities. The term derives from the use of moon or moons as slang for the bare buttocks, a usage that dates back as far as the 18th century.
What does moon me mean?
The dictionary definition of this term is: to expose one's nude posterior to a person or an object usually as a prank. A passing car or a person just passing bye is usually the best victim for this sort of prank.