The technique of painting wet color into a wet surface .(paper saturated

application of paint to an already wet surface

a painting technique that is well-known as being the primary method of painting used by Bob Ross. Since lighter colors will usually mix with darker colors if laid over top of them while wet, the technique relies on painting from light colors up. This gives the painting a soft look, and allows the colors to be blended to the painter's desire.

The application of fresh, wet paint to a surface on which the paint is still wet.

Wet-on-wet, also known as Wet-in-wet, is a painting technique in which layers of wet paint are applied to previous layers of wet paint. This technique requires a fast way of working, because the art work has to be finished before the first layers have dried.