ground

ground ground (ground), v. t. [imp. & p. p. {grounded}; p. pr. & vb. n. {grounding}.] 1. To lay, set, or run, on the ground. [1913 Webster]

2. To found; to fix or set, as on a foundation, reason, or principle; to furnish a ground for; to fix firmly. [1913 Webster]

Being rooted and grounded in love. --Eph. iii. 17. [1913 Webster]

So far from warranting any inference to the existence of a God, would, on the contrary, ground even an argument to his negation. --Sir W. Hamilton [1913 Webster]

3. To instruct in elements or first principles. [1913 Webster]

4. (Elec.) To connect with the ground so as to make the earth a part of an electrical circuit. [1913 Webster]

5. (Fine Arts) To cover with a ground, as a copper plate for etching (see {Ground}, n., 5); or as paper or other materials with a uniform tint as a preparation for ornament. [1913 Webster]

6. To forbid (a pilot) to fly an airplane; -- usually as a disciplinary measure, or for reasons of ill health sufficient to interfere with performance. [PJC]

7. To forbid (aircraft) to fly; -- usually due to the unsafe condition of the aircraft or lack of conformity to safety regulations; as, the discovery of a crack in the wing of a Trijet caused the whole fleeet to be grounded for inspection. [PJC]

8. To temporarily restrict the activities of (a child), especially social activity outside the house; -- usually for bad or unsatisfactory conduct; as, Johnny was grounded for fighting at school and can't go to the movies for two weeks. [PJC]