Slim1. (superl.) Worthless; bad.
2. (superl.) Weak; slight; unsubstantial; poor; as, a slim argument.
3. (superl.) of small diameter or thickness in proportion to the height or length; slender.
Thesaurus Entries
Lenten, Spartan, abstemious, adroit, airy, ascetic, attenuate, attenuated, austere, barebones, bean pole, beanstalk, boyish, broomstick, canny, cheeseparing, chinchy, chintzy, clothes pole, corpse, cunning, delicate, dexterous, diaphanous, diet, diluted, dwarfed, dwarfish, ethereal, exiguous, fat, fine, fine-drawn, finespun, flimsy, frail, frugal, gauzy, girlish, gossamer, gracile, impoverished, infrequent, ingenious, insubstantial, jejune, lacy, lanky, lean, light, limited, lissome, lithe, lithesome, lose weight, meager, mean, miserly, misty, narrow, negligible, niggardly, off, outside, paltry, papery, parsimonious, piddling, poor, puny, rare, rarefied, rattlebones, reduce, reedy, scant, scanty, scarce, scattered, scrawny, scrimp, scrimping, scrimpy, seldom met with, seldom seen, shadow, skeleton, skimp, skimping, skimpy, slender, slenderish, slenderize, slight, slight-made, slimmish, slinky, sly, small, spare, sparing, sparse, spindlelegs, spindleshanks, spotty, sprinkled, stack of bones, starvation, stilt, stingy, stinted, straitened, stunted, subsistence, subtle, svelte, sylphlike, tenuous, thin, thin-bodied, thin-set, thin-spun, thinnish, threadlike, tight, twiggy, unnourishing, unnutritious, vague, walking skeleton, wasp-waisted, watered, watered-down, watery, weak, willowy, wiredrawn, wispy