What does "pate" mean?

Additional senses

1. 2.(Fort.) A kind of platform with a parapet, usually of an oval form, and generally erected in marshy grounds to cover a gate of a fortified place. [R.]
2. 3.The head of a person; the top, or crown, of the head. [Now generally used in contempt or ridicule.] His mischief shall return upon his own head, and his violent dealing shall come down upon his own pate. Ps. vii.
3. 4.Fat paunches have lean pate. Shak.
4. 5.The skin of a calf's head.