Jerkin

noun

1. A close-fitting, hip-length, collarless jacket having no sleeves but often extended shoulders, belted and worn over a doublet by men especially in the 1500s.
2. A short, close-fitting, often sleeveless coat or jacket, usually of leather.
3. A young salmon: same as ginkin.
4. A short close-fitting coat or jacket, worn in the sixteenth and seventeenth centuries.
5. The male of the gerfalcon.