Meaning of supersedeas

su•per•se•de•as

Pronunciation: (s"pur-sē'dē-us, -as"), [key]
— pl. -de•as.
  1. a writ ordering a stoppage or suspension of a judicial proceeding, of the execution of a judgment, or of the enforcement of another writ.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.