UnscrambleTheWord.cobooster
Is it a Scrabble word? See definition, points, and words you can make.
Is booster a Scrabble word?
Word Games
- Scrabble US/Canada (OTCWL) Yes
- Scrabble UK (SOWPODS) Yes
- Wordle No
- Words With Friends Yes
Scrabble US/Canada (OTCWL) 
Wordle 
Words With Friends What is the meaning of booster?
Definition
noun (English)
1. (aerospace) The first stage of a multistage rocket, providing primary or supplemental thrust for liftoff and early flight.
2. (electrical engineering) A motor-generator set used for voltage regulation in direct current electrical power circuits.
3. (immunology) A booster dose.Examples: "When did you get your last tetanus booster?"; "In the September vaccine monitor survey from the Kaiser Family Foundation, 71 percent of unvaccinated respondents said the need for boosters indicated that the vaccines were not working."
4. (explosives) A small quantity of a sensitive explosive that is triggered by a detonator and provides the energy needed to detonate a larger quantity of a less-sensitive explosive.
5. (linguistics) A term that serves to amplify or strengthen an utterance, such as "really".
6. (video games) A power-up item.
verb (English)
1. (transitive, medicine) To give a booster shot to; to boost.Examples: ""Hey guys, on the first day of our holiday break I tested positive for Covid. I was vaccinated and boostered which made me lucky enough to only have mild symptoms," he wrote beside a photo that showed him sitting alone inside a testing room wearing a mask."; "What I would prefer over hazard pay would be for every one of our patients to get vaccinated and boostered, as we request constantly. That would be what would make me happy."transitive
Definition source: Wiktionary