n. The sharp cutting edge of a knife, chisel, or other tool, a razor blade.n. The flat functional end of a propeller, oar, hockey stick, screwdriver, skate, etc.n. The narrow leaf of a grass or cereal.n. The thin, flat part of a plant leaf, attached to a stem (petiole). The lamina.n. A flat bone, especially the shoulder blade.n. A cut of beef from near the shoulder blade (part of the chuck).n. The flat part of the tongue.n. A sword or knife.n. A piece of prepared, sharp-edged stone, often flint, at least twice as long as it is wide; a long flake of ground-edge stone or knapped vitreous stone.n. A throw characterized by a tight parabolic trajectory due to a steep lateral attitude.n. The rudder, daggerboard, or centerboard of a vessel.n. A bulldozer or surface-grading machine with mechanically adjustable blade that is nominally perpendicular to the forward motion of the vehicle.n. A dashing young man.n. A homosexual, usually male.n. Thin plate, foil.v. To skate on rollerblades.v. To put forth or have a blade.