1
: having the usual or normal size of its kind
a full-size keyboard
2
US, of a bed : having the dimensions 54 by 75 inches (about 1.4 by 1.9 meters)
also : of a size to fit a full-size bed
full-size sheets
compare king-size, queen-size, twin-size
3
US, of a vehicle : relatively large in size
especially, of a sedan : having four doors and seating for up to six
Not too long ago, everyone, and we mean everyone, from Elvis to your Aunt Bea drove a big, powerful full-size American car. … —Scott Oldham

Examples of full-size in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In 2006, the Charger stormed the market as a rubber-burning full-size sedan that gained muscle over the years, culminating in a 797-horsepower variant. — Matt Degen, AJC.com, 23 Oct. 2026 There's also a velvet makeup back, a gua sha tool, a Pillow Talk Lip Cheat lip liner and a full-size Unreal Blush Healthy Glow Stick, among other finds. — ABC News, 20 Oct. 2026 VistaJet’s fleet of silver and red aircraft includes corporate jets and the long-range Bombardier Global 7500, which has a bedroom and full-size kitchen. — Debra Kamin, Condé Nast Traveler, 20 Oct. 2026 His body was then dragged from the carport to an outdoor storage area near the garage, where it was covered with a curtain and weighed down with a full-size pickup truck toolbox, per the outlet. — Samantha Stutsman, PEOPLE, 17 Oct. 2026 See All Example Sentences for full-size

Word History

First Known Use

1772, in the meaning defined at sense 1

Time Traveler
The first known use of full-size was in 1772

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Cite this Entry

“Full-size.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/full-size. Accessed 27 Oct. 2026.

Kids Definition

full-size

adjective
ˈfu̇l-ˌsīz
1
: having the usual or normal size of its kind
2
: having a size of 54 inches by 75 inches (about 1.4 meters by 1.9 meters)
a full-size bed
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