doubleweight

Adjective

1. Being or relating to a paper of twice the ordinary weight.
   • 2 beautiful doubleweight gloss enlargements. 8 guaranteed neverfade prints each roll 25c. - 1940 November, Popular Mechanics, volume 74, number 5, page 626:
   • To reproduce right-of-way, speed-restriction, yard-limit, and other signs, photograph the original signs, and make prints, scale size, on doubleweight paper. - 1958 December, Boys' Life, volume 48, number 12, page 8: