US, of a bed : having dimensions of 39 by 75 inches (about 1.0 by 1.9 meters)
also : of a size that fits a twin-size bed
twin-size sheets
compare full-size, king-size, queen-size

Examples of twin-size in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Other room categories include the balcony rooms, an atrium king (without a view), and the bunkhouse–individual hostel-style rooms with twin-size beds and shared amenities for solo travelers. Ryan Slattery, Travel + Leisure, 2 Sep. 2024 The couple’s children — then ages 2 and 6 — shared a room barely big enough to fit a crib and a twin-size bed. Rukmini Callimachi, New York Times, 2 June 2024 One worker said he was assigned a closet that was barely large enough for a twin-size mattress. Melissa Sanchez, ProPublica, 27 Feb. 2024 However, futons offer bed sizes ranging from those similar to a twin-size bed, full-size bed, or even a queen bed. Jenna Clark, Better Homes & Gardens, 28 Feb. 2024 Cons This doesn’t fit with standard twin-size mattresses. Olivia Muenter, Peoplemag, 5 Feb. 2024 The twin-size blanket can also accommodate extra long beds, measuring 94 by 66 inches, and the king-size blanket is a large 108 by 92 inches. Andie Kanaras, Peoplemag, 11 Jan. 2024 According to the Sleep Foundation, couples often opt for two twin-size duvets or two twin XL duvets. Halee Miller, Better Homes & Gardens, 2 Jan. 2024 The cheapest Frette mattress deal gets you a twin-size Delizia Tight Top Mattress for $6,399 — a generous 30% discount. Tim Chan, The Hollywood Reporter, 3 Sep. 2019

Word History

Etymology

twin bed

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of twin-size was in 1926

Dictionary Entries Near twin-size

Cite this Entry

“Twin-size.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/twin-size. Accessed 16 Nov. 2024.

Kids Definition

twin-size

adjective
ˈtwin-ˌsīz
: having a size of 39 inches by 75 inches (about 1.0 by 1.9 meters)
a twin-size bed
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!