Dictionary
prai'rie oys"ter
1. a raw egg, or the yolk of a raw egg, often mixed with seasonings, as salt, pepper, Worcestershire sauce, and used as a hangover remedy.
2. the testis of a calf used as food. Cf.
mountain oyster. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.