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

All are available as ground-floor garden units (timber floors; a king-size bed centered on doors opening onto a private terrace and garden) or upstairs (mirrored in layout but with plush carpets and four-poster beds; views of the surrounding gardens and distant mountains from Juliet balconies). —Condé Nast, Condé Nast Traveler, 27 May 2026

Accessible guest room options include standard rooms with garden or pool views and king-size beds. —Lydia Price, Travel + Leisure, 25 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

But my husband wanted a king-size bed. —Sandra Gonzalez, CNN Money, 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