Available Definitions:
1) n. - Any one of several species of flatfishes of the genus Solea and allied genera of the family Soleidae, especially the common European species (Solea vulgaris), which is a valuable food fish.
2) n. - Any one of several American flounders somewhat resembling the true sole in form or quality, as the California sole (Lepidopsetta bilineata), the long-finned sole (Glyptocephalus zachirus), and other species.
3) n. - The bottom of the foot; hence, also, rarely, the foot itself.
4) n. - The bottom of a shoe or boot, or the piece of leather which constitutes the bottom.
5) n. - The bottom or lower part of anything, or that on which anything rests in standing.
6) n. - The bottom of the body of a plow; -- called also slade; also, the bottom of a furrow.
7) n. - The horny substance under a horse's foot, which protects the more tender parts.
8) n. - The bottom of an embrasure.
9) n. - A piece of timber attached to the lower part of the rudder, to make it even with the false keel.
10) n. - The seat or bottom of a mine; -- applied to horizontal veins or lodes.
11) v. t. - To furnish with a sole; as, to sole a shoe.
12) a. - Being or acting without another; single; individual; only.
13) a. - Single; unmarried; as, a feme sole.