what is wind?

Moving air is called wind.

Harsh Vardhan Jain is teaching following classes

DEFINITION: Wind is the movement of air, caused by the uneven heating up of Earth and the Earths own rotation. 

TYPES: Easterlies and Westerlies winds

Simply put, wind is the motion of air molecules. ... Changes in air pressure over a specified horizontal distance cause air molecules from the region of relatively high air pressure to rush toward the area of low pressure. Such horizontal pressure differences of all scales generate the wind we experience

Wind is the flow of gases on a large scale. On the surface of the Earth, wind consists of the bulk movement of air.

Answer by pulkit@kaysonseducation.co.in

Carrier Point is teaching following classes

Wind is the movement of air. Since air contains a number of gases, wind is the movement of gases on a large scale. 

Wind is the movement of air, caused by the uneven heating of the Earth by the sun and the Earth's own rotation. Winds range from light breezes to natural hazards such as hurricanes and tornadoes. ... Wind is the movement of air caused by the uneven heating of the Earth by the sun