What is Moon-bat?
1.
A frighteningly insane person of very conservative political beliefs. Moon-bats are often found wandering naked thru gun stores or protesting in front of womens health clinics.
An alternate form of the term
That barking moon-bat Ann Coulter is eventually going to end-up biting the head off of something. For some reason, her voice on television often causes my cat to urinate on the ceiling.
2.
A whale saving, pot smoking, tree hugging, often long-haired, often unshowered lefty. Granola crunchers are prone to wearing socks with any variety of sandals and smoking themselves retarded while believing that alcohol is the devil. They will also often be vegetarian, crying for the life of a chicken while being pro abortion. Also, see
The moon-bats in Boston spent all of their granola money on John Kerry pins and banners only to wait in the cold for him through the night.