Headwind (noun)

1. Wind that is blowing in the opposite direction of travel.
2. A wind that opposes the direction of travel of an object such as an airplane, ship, or vehicle.

Origin:

Compound word head + wind, refers to wind that is blowing in the opposite direction of travel.

Examples:

1. The pilot had to work harder to keep the plane flying because of the strong headwind.
2. The cyclist had to pedal harder because of the headwind.
3. Headwind is a wind that blows in the opposite direction of travel.
4. Headwind can make it harder for airplanes, ships, and vehicles to move forward, as they have to work against the wind.
5. A headwind can also make it more difficult for athletes, such as runners and cyclists, to move forward as well.