blade

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The flat cutting part of a sharpened weapon or tool.
2. n. A sword.
3. n. A swordsman.
4. n. Archaeology A slender, sharp-edged flake that is at least twice as long as it is wide.
5. n. A dashing youth.
6. n. A flat thin part or section, especially one that makes contact to perform a desired action: the blade of an oar; the blade of a hockey stick.
7. n. An arm of a rotating mechanism: the blade of a propeller; the blade of food processor.
8. n. A long, thin, often curved piece, as of metal or rubber, used for plowing, clearing, or wiping.
9. n. The metal runner of an ice skate.
10. n. A wide flat bone or bony part.
11. n. The flat upper surface of the tongue just behind the tip.
12. n. Botany The expanded part of a leaf or petal.
13. n. Botany The leaf of grasses or similar plants.
14. v. To skate on in-line skates.

Century Dictionary and Cyclopedia

1. n. The leaf of a plant, particularly (now perhaps exclusively) of gramineous plants; also, the young stalk or spire of gramineous plants.
2. n. Tn botany, the lamina or broad part of a leaf, petal, sepal, etc., as distinguished from the petiole or footstalk. See cut under leaf.
3. n. Anything resembling a blade. A sword; also, the flat, thin, cutting part of a knife or other cutting-tool.
4. n. A dashing or rollicking fellow; a swaggerer; a rakish fellow; strictly, perhaps, one who is sharp and wide awake: as, “jolly blades,”
5. n. One of the principal rafters of a roof.
6. To take off the blades of (herbs).
7. To furnish with a blade; fit a blade to.
8. To come into blade; produce blades.
9. n. That part of an iron head of a golf-club which forms the face or striking-surface.
10. n. The broad part of a cricket-bat.
11. n. A swords-man.

Wiktionary

1. n. The sharp cutting edge of a knife, chisel, or other tool, a razor blade.
2. n. The flat functional end of a propeller, oar, hockey stick, screwdriver, skate, etc.
3. n. The narrow leaf of a grass or cereal.
4. n. The thin, flat part of a plant leaf, attached to a stem (petiole). The lamina.
5. n. A flat bone, especially the shoulder blade.
6. n. A cut of beef from near the shoulder blade (part of the chuck).
7. n. The flat part of the tongue.
8. n. A sword or knife.
9. 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.
10. n. A throw characterized by a tight parabolic trajectory due to a steep lateral attitude.
11. n. The rudder, daggerboard, or centerboard of a vessel.
12. n. A bulldozer or surface-grading machine with mechanically adjustable blade that is nominally perpendicular to the forward motion of the vehicle.
13. n. A dashing young man.
14. n. A homosexual, usually male.
15. n. Thin plate, foil.
16. v. To skate on rollerblades.

GNU Webster's 1913

1. n. Properly, the leaf, or flat part of the leaf, of any plant, especially of gramineous plants. The term is sometimes applied to the spire of grasses.
2. n. The cutting part of an instrument.
3. n. The broad part of an oar; also, one of the projecting arms of a screw propeller.
4. n. The scapula or shoulder blade.
5. n. The principal rafters of a roof.
6. n. The four large shell plates on the sides, and the five large ones of the middle, of the carapace of the sea turtle, which yield the best tortoise shell.
7. n. A sharp-witted, dashing, wild, or reckless, fellow; -- a word of somewhat indefinite meaning.
8. n. The flat part of the tongue immediately behind the tip, or point.
9. v. To furnish with a blade.
10. v. To put forth or have a blade.

WordNet 3.0

1. n. flat surface that rotates and pushes against air or water
2. n. especially a leaf of grass or the broad portion of a leaf as distinct from the petiole
3. n. a cut of beef from the shoulder blade
4. n. a broad flat body part (as of the shoulder or tongue)
5. n. a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard
6. n. the part of the skate that slides on the ice
7. n. something long and thin resembling a blade of grass
8. n. a dashing young man
9. n. the flat part of a tool or weapon that (usually) has a cutting edge