booster seat


: a portable seat that is placed on or attached to a chair or an automobile seat in order to raise a child to a higher position
… they should use a booster seat until they are 8 years old or at least 4 feet, 9 inches tall. Only after that can they ride in the front seat, and even then the back is always safer.Denise Milosevich
She's too big for a high chair, but needs to sit on her knees to keep her head fully above the dining room table. And she doesn't want a booster seat. She'll boost herself, thank you very much.Dave Manley

called also booster chair

Examples of booster seat in a Sentence

Recent Examples on the Web Save money with the Target car seat trade-in program Participants of the Target car seat trade-in program will receive a 20% discount, valid from April 14 to May 11, for select items, including car seats, booster seats, strollers and more. Marina Johnson, The Indianapolis Star, 9 Apr. 2024 For older kiddos, try an inflatable booster seat with a seat belt device. Jill Robi, Parents, 18 May 2024 Joanna Cloonan was in her Chevrolet driving her son Aiden Leos to kindergarten, with the boy strapped into a booster seat behind her. Christopher Goffard, Los Angeles Times, 12 Apr. 2024 There are no credible news reports about mattresses or booster seats being discovered in the tunnel. Hannah Hudnall, USA TODAY, 13 Jan. 2024 Dell and teammates like Muggsy Bogues and Rex Chapman would take care of him and drive him around, not knowing the best player in the car was strapped in a booster seat. Danny Emerman, The Mercury News, 30 Mar. 2024 Walmart’s Baby Days sale has a variety of options for less, including infant car seats for the earliest days as well as convertible car seats and booster seats that grow with your child. Lauren Fischer, Parents, 23 Mar. 2024 Forty-seven out of 54 booster seats introduced last year earn the Insurance Institute for Highway Safety’s highest rating of BEST BET. Josh Max, Forbes, 28 Feb. 2024 Among the other new booster seats, one is a GOOD BET and six are rated Check Fit. Josh Max, Forbes, 28 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'booster seat.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1954, in the meaning defined above

Time Traveler
The first known use of booster seat was in 1954

Dictionary Entries Near booster seat

Cite this Entry

“Booster seat.” Dictionary, Merriam-Webster, Accessed 22 Jun. 2024.

Last Updated: - Updated example sentences
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