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Aggressive
1. Constantly betting, raising, or reraising; tending to increase the amount of money wagered at every opportunity.
"The player three seats to my left is constantly raising. He’s very aggressive."

2. In which there are many players who tend to increase the amount of money wagered at every opportunity to do so.
"I usually don't bet that much but I was at a really aggressive table and got a bit caught up in the excitement."

3. Large play that involves significant risk.
"I made a very risky aggressive raise in my attempt to steal the pot."
 
Australian Poker Weekly