A widespread species of rush, Juncus effusus.

(woodworking) Of tools: sharpened with sandpaper instead of the conventional oilstone or waterstone, etc.

Alternative spelling of razor-sharp

plural of card-sharp

Alternative form of cardsharp

a willingness to sacrifice others to advance one's own ambitions

(politics) The use of manipulative diplomatic policies by one country to influence and undermine the political system of a target country.

(informal, nautical) The bow of a ship / The most difficult or dangerous aspect of something

(especially of a camera or visual image) Very clear; piercing.

plural of sharp s