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   boost·er

   /ˈbo͞ostər/

   noun

   • 1. a keen promoter of a person, organization, or cause: North American "athletic booster clubs"
   • 2. a source of help or encouragement: "job fairs are a great morale booster"
   • 3. a dose of an immunizing agent increasing or renewing the effect of an earlier one.
   • 4. the first stage of a rocket or spacecraft, used to give initial acceleration.
   • 5. a device for increasing electrical voltage or signal strength.
   • 6. a shoplifter. informal North American

   Scrabble Points: 9

   • B

     3

   • O

     1

   • O

     1

   • S

     1

   • T

     1

   • E

     1

   • R

     1

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