bullet meaning and definition

BULLET noun

Definition of bullet (noun)

1. a projectile that is fired from a gun
   • synonyms: slug
2. a high-speed passenger train
   • synonyms: bullet train
3. (baseball) a pitch thrown with maximum velocity
   • "he swung late on the fastball"; "he showed batters nothing but smoke"
   • synonyms: fastball, heater, hummer, smoke