floor-length

[ flawr-lengkth, -length, flohr- ]

/ ˈflɔrˌlɛŋkθ, -ˌlɛŋθ, ˈfloʊr- /

extending to the floor: a floor-length skirt.

Compare full-length.

Origin of floor-length

First recorded in 1935–40

After dislocating her shoulder recently, she exited the hospital in a floor-length gown.

Where’s Mariah Carey’s New Album? A Fan’s Lament. |Kevin Fallon |July 23, 2013 |DAILY BEAST
Abramovic was wearing a floor-length navy blue robe, a pigtail over her right shoulder.

Marina Abramovic's Full-Frontal Art |Anthony Haden-Guest |March 18, 2010 |DAILY BEAST
It was Sunday night, and special guest performer Whitney Houston was strutting across the stage, her floor-length gown shimmering.

Is This the Next Idol? |Venetia Thompson |October 29, 2009 |DAILY BEAST
And, away to the right, two floor-length windows sparkled, hung with great drapes and shining in the daylight.

Charley de Milo |Laurence Mark Janifer AKA Larry M. Harris

Once, he walked just a little too close to the floor-length window—and Corinne stood up nervously.

Weak on Square Roots |Russell Burton
Mrs. John Kurtz Smoot was the official hostess and she and her house tour guides were dressed in floor-length period costumes.

Salona, Fairfax County, Virginia |Ellen Anderson
The two small boys she'd borne to Raoul ran beside her floor-length calico skirt.

Shaman |Robert Shea