slouch hat

a soft hat often made of felt and having a supple, usually broad brim.

Origin of slouch hat

First recorded in 1830–40

A slouch-hat, crowning hollow eyes and haggard beard, filled him with joy: it marked a bran-bread man and a brother.

The Atlantic Monthly, Volume 14, No. 85, November, 1864 |Various
Clad in a gray shirt and slouch-hat, he was a far better subject for a painter than on the day he took his degree.

A Breeze from the Woods, 2nd Ed. |William Chauncey Bartlett
Crimmins crushed his slouch-hat in his hand, and slunk into a chair by the window.

Tom Grogan |F. Hopkinson Smith
But that afternoon he had his hair cut, and he discarded the slouch-hat for one with a stiff brim.

Little Journeys to the Homes of the Great, Volume 7 |Elbert Hubbard

What made him hesitate was the way the slouch-hat shaded the intruder's face, the gas-jets not revealing the features.

Felix O'Day |F. Hopkinson Smith

slouch hat

any soft hat with a brim that can be pulled down over the ears, esp an Australian army hat with the left side of the brim turned up