DCHP-1 Online
duffle moccasin 
n. a warm ankle-length sock, or liner, of duffle worn inside moccasins, mukluks, etc. and usually folded down at the top.
- 1884 Before going to bed, dry duffel moccasins and duffels are put on the feet. . . .
- 1933 On the side of the bank we built a fire, got dry socks and duffel slippers and moccasins off the sled and sat on a blown-down tree to put them on.
- 1942 They were in soft skin boots, well mattressed with the inside duffle moccasins and several pairs of wool socks.
- 1884 Before going to bed, dry duffel moccasins and duffels are put on the feet. . . .