queen-size

queen–size

adjective

of a bed : having a size of about 60 inches by 80 inches (about 1.5 by 1.9 meters)

Full Definition of QUEEN-SIZE

1

:  having dimensions of approximately 60 by 80 inches (about 1.5 by 2.0 meters) —used of a bed — compare full-size, king-size, twin-size

2

:  of a size that fits a queen-size bed <a queen–size sheet>

First Known Use of QUEEN-SIZE

1959