Sancho pedro

1.(Card Playing) A variety of auction pitch in which the nine (sancho) and five (pedro) of trumps are added as counting cards at their pip value, and the ten of trumps counts game.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in classic literature ?
Sometimes we had mishaps, as when one got stuck twice in succession in a five-handed game of Sancho Pedro for the drinks.