starches (Noun) — Foodstuff rich in natural starch (especially potatoes, rice, bread).
starches (Noun) — A complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants, notably in corn, potatoes, wheat, and rice; an important foodstuff and used otherwise especially in adhesives and as fillers and stiffeners for paper and textiles.
starches (Noun) — A commercial preparation of starch that is used to stiffen textile fabrics in laundering.
starches (Noun) — A stiff, formal manner; formality.
starches (Verb) — Stiffen with starch. ex. "starch clothes"