Pronunciation: - ˌ s ī z
Variant: or king-sized \ - ˌ s ī zd \
Function: adjective
Date: 1942
1 : longer than the regular or standard size <a king-size cigarette>
2 : unusually large
3 a : having dimensions of approximately 76 by 80 inches (about 1.9 by 2.0 meters) ― used of a bed ― compare FULL-SIZE , QUEEN-SIZE , TWIN-SIZE b : of a size that fits a king-size bed < king-size sheets>