The term Cribbage Jack can refer to two different things. The first is a card in the game of Cribbage, which is a three-point card that is worth more than any other card in the game. The second is a slang term for a person who is skilled at playing Cribbage. The crossword solutions for this term are NOB (3 letters) and NOBS (4 letters). NOB is an abbreviation for 'NOBLEMAN' and NOBS is an abbreviation for 'NOBLES'. Both terms are used to describe someone who is skilled at playing Cribbage.