Word.ws English Dictionary

booster seat

booster seat noun: a small seat placed upon standard seating, particularly to enable children to eat at a table or (automotive) to allow safer use of regular seat belts.

booster seat: a small seat placed upon standard seating, particularly to enable children to eat at a table or...
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Noun

booster seat (plural booster seats)

  1. A small seat placed upon standard seating, particularly to enable children to eat at a table or (automotive) to allow safer use of regular seat belts.
    • 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
    Synonyms:
    booster chair

Synonyms of booster seat

Forms of booster seat

pluralbooster seats

Questions about booster seat

What does booster seat mean?
Booster seat means a small seat placed upon standard seating, particularly to enable children to eat at a table or (automotive) to allow safer use of regular seat belts.
What part of speech is booster seat?
Booster seat is a noun.
What is the plural of booster seat?
The plural of booster seat is booster seats.

Words near booster seat in the dictionary

  1. booster injections
  2. booster pack
  3. booster packs
  4. booster pad
  5. booster pads
  6. booster seat
  7. booster seats
  8. booster shot
  9. booster shots
  10. boostered
  11. boostering

Source and license

Adapted from Wiktionary: booster seat (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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