PLUN•KER (Adjective) A stop that takes up most or all of your day. Not wide open, however 1-10 fish are always hooked. *A PLUN•KER would be impossible without the best live bait operation in the world. **Anglers that succeed in a PLUN•KER usually listen and take advice well. ***A PLUN•KER is also impossible without an amazing crew. Today’s PLUN•KER produced 123 yellowfin 18 bluefin.