gear

Gear is clothing or equipment needed for something specific. (noun)

An example of gear is a mask for hockey.

Gear means to make ready or prepare. (verb)

An example of gear is to prepare the home for a hurricane.

A gear is a part of a machine having teeth cut to mesh with teeth on another part. (noun)

An example of gear is a bike chain.

See gear in Webster's New World College Dictionary

noun

1. Obsolete the clothing and equipment of a soldier, knight, etc.
2. clothing; apparel
movable property; esp., apparatus or equipment for some particular task, as a workman's tools, the rigging of a ship, a harness, etc.
1. a toothed wheel, disk, etc. designed to mesh with another or with the thread of a worm
2. a system of two or more gears meshed together so that the motion of one controls the speed and torque of another
3. a specific adjustment of such a system
4. any part of a mechanism performing a specific function: the steering gear

adjective

Chiefly Brit., Slang highly acceptable, attractive, etc.

transitive verb

to furnish with gear; harness
to adapt (one thing) so as to conform with another: to gear production to demand
Mech.
1. to connect by gears
2. to furnish with gears
3. to put into gear

intransitive verb

Mech. to be in, or come into, proper adjustment or working order

See gear in American Heritage Dictionary 4

(gîr)

noun

a. A toothed machine part, such as a wheel or cylinder, that meshes with another toothed part to transmit motion or to change speed or direction.
b. A complete assembly that performs a specific function in a larger machine.
c. A transmission configuration for a specific ratio of engine to axle torque in a motor vehicle.
Equipment, such as tools or clothing, used for a particular activity: fishing gear. See Synonyms at equipment.
a. Clothing and accessories: the latest gear for teenagers.
b. Personal belongings, including clothing: keeps her gear in a trunk.
The harness for a horse.
Nautical
a. A ship's rigging.
b. A sailor's personal effects.

verb geared, gear·ing, gears

verb, transitive

a. To equip with gears.
b. To connect by gears.
c. To put into gear.
To adjust or adapt so as to make suitable: geared the speech to a conservative audience.
To provide with gear; equip.

verb, intransitive