Ground

the part of a scene (or picture) that lies behind objects in the foreground

a rational motive for a belief or action

the solid part of the earth's surface

a position to be won or defended in battle (or as if in battle)

material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use)

a relation that provides the foundation for something

a connection between an electrical device and a large conducting body, such as the earth (which is taken to be at zero voltage)

the loose soft material that makes up a large part of the land surface

the first or preliminary coat of paint or size applied to a surface

a relatively homogeneous percept extending back of the figure on which attention is focused

(art) the surface (as a wall or canvas) prepared to take the paint for a painting

bring to the ground

confine or restrict to the ground

connect to a ground

hit a groundball

hit or reach the ground

cover with a primer; apply a primer to

fix firmly and stably

use as a basis for; found on

hit onto the ground

instruct someone in the fundamentals of a subject

place or put on the ground

throw to the ground in order to stop play and avoid being tackled behind the line of scrimmage