Example: "She was slender as a willow shoot is slender"
Example: "Slender wages"
Slender, thin.
(of something abstract like a chance or margin) very small, tiny.
Example: "I'm afraid your chances are quite slim."
(rural) bad, of questionable quality; not strongly built, flimsy.
Example: "A slimly-shod lad;"
Sly, crafty.