razor's edge
61edge — n 1. border, rim, margin, lip, fringe, periph ery, perimeter, skirt; circumference, circuit, compass, ambit, outline, frame; bound, limit, bourn, pale, extremity, outer limits, apogee; brink, brow, verge, brim. 2. cutting edge, knife edge, razor… …
62razor blade — noun a blade used in a razor, typically a thin flat piece of metal with a sharp edge or edges used in a safety razor …
63razor — An instrument with a sharp cutting edge for shaving a man s face. It is an article of common domestic use, and while no one could be held guilty of the offense of carrying a dangerous and deadly weapon concealed about his person, simply because… …
64razor blade — noun A thin piece of steel with a sharp edge that can be fitted into a razor …
65razor-sharp — adj. Razor sharp is used with these nouns: ↑claw, ↑edge, ↑tooth, ↑wit …
66razor blade — sharp edge of a razor, tool used for shaving …
67razor blade — noun (C) a small flat blade with a very sharp cutting edge used in a safety razor …
68ˈrazor ˌblade — noun [C] a thin flat blade with a very sharp edge that you put in a razor …
69razor — (Roget s IV) n. Syn. shaver, shaving instrument, cutting edge, blade, scraper*, mower*, cutter*; see also knife . Types of razors include: double edged, single edged, straight, pivoting, disposable, cartridge, safety, hollow ground, electric,… …
70razor-edged — ra|zor edged [ ,reızər edʒd ] adjective with a very sharp edge or blade …