schneider: Meaning and Definition of
schnei•der
Pronunciation: (shnī'dur), [key] — (in gin rummy)
—v.t. - to prevent (an opponent) from scoring a point in a game or match.
—n. - an act of schneidering or the fact of being schneidered.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.