Definify.com
Webster 1913 Edition
Tenace
Ten′ace
(tĕn′ā̍s)
, Noun.
[F.
tenace
tenacious, demeurer tenace
to hold the best and third best cards and take both tricks, the adversary having to lead. See Tenacious
.] (Whist)
The holding by the fourth hand of the best and third best cards of a suit led; also, sometimes, the combination of best with third best card of a suit in any hand.