spraying (Noun) — The dispersion of fungicides, insecticides or fertilizer on growing crops (often from a low-flying aircraft).
spraying (Noun) — A quantity of small objects flying through the air. ex. "a spraying of bullets"
spraying (Noun) — The application of a liquid in the form of small particles ejected from a sprayer.
spraying (Verb) — Be discharged in sprays of liquid. ex. "Water sprayed all over the floor"
spraying (Verb) — Scatter in a mass or jet of droplets. ex. "spray water on someone" ex. "spray paint on the wall"
spraying (Verb) — Cover by spraying with a liquid. ex. "spray the wall with paint"