What is the meaning of Gear?

Equipment or paraphernalia, especially that used for an athletic endeavor.

Clothing; garments.

Goods; property; household items.

A wheel with grooves (teeth) engraved on the outer circumference, such that two such devices can interlock and convey motion from one to the other; a gear wheel.

A particular combination or choice of interlocking gears, such that a particular gear ratio is achieved.

A configuration of the transmission of a motor car so as to achieve a particular ratio of engine to axle torque.

Ellipsis of landing gear.

Recreational drugs, including steroids.

Stuff.

Business matters; affairs; concern.

Anything worthless; nonsense; rubbish.

To provide with gearing; to fit with gears in order to achieve a desired gear ratio.

To be in gear, come into gear.

To dress; to put gear on; to harness.

To design or devise (something) so as to be suitable (for a particular type of person or a particular purpose).

To borrow money in order to invest it in assets.

great or fantastic

to laugh, chuckle

sharp, keen

sour, acid

year

age, years old (+plural genitive)

harvest

the runic character (/j/)

to frost (weather)

together

Source: wiktionary.org