as sharp as a needle
71pine needle — UK / US noun [countable] Word forms pine needle : singular pine needle plural pine needles the thin sharp leaf of a pine …
72Etching needle — Etching Etch ing, n. 1. The act, art, or practice of engraving by means of acid which eats away lines or surfaces left unprotected in metal, glass, or the like. See {Etch}, v. t. [1913 Webster] 2. A design carried out by means of the above… …
73hypodermic needle — noun a) A hollow needle with a sharp point intended to puncture the skin to draw a fluid from under the skin or inject a fluid under the skin, used as part of a hypodermic syringe. b) A syringe …
74Seldinger needle — a needle with a blunt, tapered external cannula with a sharp obturator; used for the initial percutaneous insertion characteristic of the Seldinger technique for arterial or venous access …
75pine needle — pine ,needle noun count the thin sharp leaf of a PINE tree …
76hypodermic needle — /haɪpəˌdɜmɪk ˈnidl/ (say huypuh.dermik needl) noun the hollow needle of a hypodermic syringe. See sharp (def. 32) …
77Adam's needle — noun Date: circa 1760 an often cultivated yucca (Yucca filamentosa) of coastal pine barrens of the eastern United States with a basal rosette of sharp tipped leaves having loose threads along the margins …
78pine needle — pine needles N COUNT: usu pl Pine needles are very thin, sharp leaves that grow on pine trees …
79ˈpine ˌneedle — noun [C] the thin sharp leaf of a PINE tree …
80Sharpness — (Roget s Thesaurus) < N PARAG:Sharpness >N GRP: N 1 Sgm: N 1 sharpness sharpness &c. >Adj. Sgm: N 1 acuity acuity acumination Sgm: N 1 spinosity spinosity GRP: N 2 Sgm: N 2 point point spike …