Noun

(wikipedia blade) (en noun)

The sharp cutting edge of a knife, chisel, or other tool, a razor blade.

The flat functional end of a propeller, oar, hockey stick, screwdriver, skate, etc.

* {{quote-magazine, year=2013, month=July-August, author= Lee S. Langston, magazine=(American Scientist)

, title= The Adaptable Gas Turbine , passage=Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo'', meaning ''vortex , and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.}}

The narrow leaf of a grass or cereal.

(botany) The thin, flat part of a plant leaf, attached to a stem (petiole). The lamina.

A flat bone, especially the shoulder blade.

A cut of beef from near the shoulder blade (part of the chuck).

The flat part of the tongue.

(poetic) A sword or knife.

(archaeology) 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.

(ultimate frisbee) A throw characterized by a tight parabolic trajectory due to a steep lateral attitude.

(sailing) The rudder, daggerboard, or centerboard of a vessel.

A bulldozer or surface-grading machine with mechanically adjustable blade that is nominally perpendicular to the forward motion of the vehicle.

(dated) A dashing young man.

* Coleridge

He saw a turnkey in a trice / Fetter a troublesome blade .

(slang, chiefly, US) A homosexual, usually male.

Thin plate, foil.

(architecture, in the plural) The principal rafters of a roof.

(Weale)

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.

(De Colange)

Airfoil]] in windmills and [[w:windturbine, windturbines.

Noun

(en noun)

A person who, or thing that, protects or watches over something.

*

, title=(The Celebrity), chapter=2 , passage=Sunning himself on the board steps, I saw for the first time Mr. Farquhar Fenelon Cooke.

(military) A squad responsible for protecting something.

A part of a machine which blocks access to dangerous parts.

(Australia) A panel of a car that encloses the wheel area, especially the front wheels.

* {{quote-newsgroup, group=aus.cars, author=Pendles, date=December 24, year=1996

, title= Tyres rubbing on guards, %22guards%22+group:aus.cars

c5b98b930e946088

, passage=Another possible way is to go for a lower profile tyre (50 series). This effectively lowers the distance of the tyre wall away from the guard (not by much though and generally, the lower the profile, the wider the tyre so the tyre may stick out more as well).}}

* {{quote-newsgroup, group=aus.cars, author=Nathan, date=November 23, year=1999

, passage=The reason I'm asking - Whenever I put some weight in the back of the car (say - a passenger or two) the rear tyres can sometimes hit the guards . , title= Tyres rubbing on guards, %22guards%22+group:aus.*

e5f85ddae9f554e1}}

* {{quote-newsgroup, group=alt.autos, author=Confusement, date=June 12, year=2001

, passage=I had just bought myself broken headlights, a f**ked up grill, a front guard' bent into my front tyre, a leaky radiator and one *SLIGHTLY* bent chassis rail end. I turned the key on my stalled motor and she kicked over first go - if it weren't for the ' guard bent into the tyre, I could've driven home later if I wanted to. , title= Position N or D, %22guards%22+group:aus.cars

858d4e8157091200}}

(basketball) A relatively short player, playing farther from the basket than a forward or center.

(cricket) The position on the popping crease where a batsman makes a mark to align himself with the wicket; see take guard .

(American football) Either of two offensive positions between the center and each of the offensive tackles, whose main responsibilities are to protect the quarterback, and open up "holes" through which offensive players can run.

(sports) A player playing a position named guard.

(rail) An employee, normally travelling in the last vehicle of a train, responsible for the safety of the train.

(computing, programming) A Boolean expression that must evaluate to true for a branch of program execution to continue.