boosters

Noun

booster (plural boosters)

1. Something that boosts.
   • DUBNER: Now, the Children's Hospital of Philadelphia, some officials there, after we published these findings in the New York Times, wrote a letter to the editor, and it said, "Our research consistently shows that child safety seats and booster seats significantly lower the risk of serious injury...2021 January 13, Stephen Joseph Dubner, “How Much Do We Really Care about Children?”, in Freakonomics Radio, Episode 447
2. The first stage of a multistage rocket, providing primary or supplemental thrust for liftoff and early flight.
3. A motor-generator set used for voltage regulation in direct current electrical power circuits.
4. Someone who publicly promotes or endorses (something or someone); a fan or supporter.
   • The Pied Piper treats Lowenstein as a metaphor for American post-war liberalism and subjects a once highly regarded political movement to the same scrutiny Lowenstein himself faces. Not too surprisingly, both come out wanting, though their boosters claim otherwise.1985 August 24, Gordon Gottlieb, “CIA-Baiting a Liberal Closet Queen”, in Gay Community News, volume 13, number 7, page 12
5. A member of a booster club.
6. A booster dose.
   • When did you get your last tetanus booster?

See all 13 meanings of booster