Sheepskin

Origin

sheep + skin

Full definition of sheepskin

Noun

sheepskin

(countable and uncountable; plural sheepskins)

(uncountable) The skin of a sheep, especially when used to make parchment or in bookbinding
(US, countable) A diploma
(countable) The tanned skin of a sheep with the fleece left on, especially when used for clothing, rugs etc