sheepskin sheepskin {n.} Diploma. Dr. Miller has half a dozen different sheepskins hanging on the wall of his office. Categories: add yours {n.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: S Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Discuss