1. 
   Jacks Or Better
   In Poker, a pair that pays off only if the cards in the pair are Jacks, Queens, Kings, or Aces. Lower pairs do not pay off. Jackpot The biggest payoff issued by the slot machines.
   Found op http://www.jackpot.co.uk/gambling-glossary.php
   
   
2. 
   Jacks or Better
   In Poker, a winning hand with a pair of Jacks or higher.
   Found op http://www.gamblingplanet.org/Gambling-Glossary-J
   
   
3. 
   Jacks Or Better
   In Poker, a pair that pays off only if the cards in the pair are Jacks, Queens, Kings, or Aces. Lower pairs do not pay off. Jackpot The biggest payoff issued by the slot machines.
   Found op http://www.jackpot.co.uk/gambling-glossary.php
   
   

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