NOOB QUESTION Whats the name of making sprites being aplied to mesh like it would be painted on it.

I would want to make something like circle around my player and I would want It to be aplied to sprite from above. Like when I stay on the edge part of texture/sprite/material aplies to floor where player stands and rest on the floor beneeth him. Sry for bad english.

Pretty common name is Decal.