Definition of booster
: one that boosts: such asa : an enthusiastic supporterb : an auxiliary device for increasing force, power, pressure, or effectivenessc slang : shoplifterd : a radio-frequency amplifier for a radio or television receiving sete : the first stage of a multistage rocket providing thrust for the launching and the initial part of the flightf : a substance or dose used to renew or increase the effect of a drug or immunizing agent; especially : booster shot
Examples of booster in a Sentence
These exercises are real metabolism boosters.
Music is my favorite mood booster.
A sincere compliment can be a true confidence booster.
The university has a number of wealthy boosters who contribute generously each year.
a new design for rocket boosters
Recent Examples of booster from the Web
The plan is to launch the booster again, instead of junking it in the ocean as so many other rocket makers do.
Cosby, Temple's most famous booster and trustee, first spied Constand from across the school gym in 2002.
Krebs admitted that the department paid $64,949 for a pricey golf trip to Scotland in 2015 for himself, Neal and several boosters.
On this afternoon at Coronado Country Club, players filter outside and wait for boosters to arrive.
The first-stage booster for this flight is new, but as is now the custom, will attempt to return to Cape Canaveral following liftoff.
To help make private lessons available to more students, a parent booster group provides scholarship funds.
The heavy-lift booster, one of the most powerful in the U.S. inventory, is required to counteract Earth's 18-mile-per-second orbital velocity, allowing the spacecraft to drop into the inner solar system.
Other immune system boosters include ginger and thyme as well as raw garlic, all an excellent alternative to adding salt, sugar or butter for flavor, Sotnick said.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'booster'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of booster
Seen and Heard
What made you want to look up booster? Please tell us where you read or heard it (including the quote, if possible).