king-size

adjective

ˈkiŋ-ˌsīz 

variants or king-sized

ˈkiŋ-ˌsīzd 

1

: longer than the regular or standard size

a king-size cigarette

2

: unusually large

3

US, of a bed : having dimensions of approximately 76 by 80 inches (about 1.9 by 2.0 meters)

also : of a size that fits a king-size bed

king-size sheets

compare full-size, queen-size, twin-size

Synonyms of king-size

• giant
• gigantic
• huge
• enormous
• vast
• colossal
• massive
• tremendous
• mammoth
• bumper
• monster
• monumental
• immense

Examples of king-size in a Sentence

built a king-size mansion with the money he had made in the stock market

the king-size snake known as the anaconda

Recent Examples on the Web

The king-size beds are dressed with Egyptian cotton linens that wick away moisture in the night and a mountain of pillows in different shapes. —Condé Nast, Condé Nast Traveler, 2 June 2026

Our loft-like Whispering Valley Suite featured a king-size bed with custom bedding and an adjustable mattress. —Anya Von Bremzen, Travel + Leisure, 31 May 2026

The suites have a roomy living area with a queen-size sleeper sofa, two bathrooms (including one with a soaking tub), a separate bedroom with a king-size bed, and a terrace big enough for the whole family. —Beth Luberecki, USA Today, 27 May 2026

The king-size quilt measures 90x180 inches, and also comes with two matching 20x36-inch shams. —Stephanie Osmanski, Better Homes & Gardens, 20 May 2026

Word History

First Known Use

1909, in the meaning defined at sense 1

Rhymes for king-size

• advise
• applies
• apprise
• arise
• assize
• baptize
• belies
• bitwise
• capsize
• chastise
• chordwise
• clockwise

Kids Definition

king-size

adjective

ˈkiŋ-ˌsīz

variants or king-sized

-ˌsīzd

1

: unusually long or large

2

: having a size of 76 inches by 80 inches (about 1.9 meters by 2.0 meters)

a king-size bed