The Oxford Thesaurus An A-Z Dictionary of Synonyms - blade n.

1) knife, cutting edge: Don't hold the knife by the blade. 2 Literary sword, rapier, sabre, dagger, poniard, stiletto, cutlass, bayonet, knife, penknife, jackknife: She plunged the blade in up to the hilt. 3) leaf, leaflet, frond, shoot: The blades of grass were flattened where he had walked. 4) Rather old-fashioned playboy, ladies' man, man about town, fop, dandy: He was quite a gay blade in his youth.