| burial ground |
a place where ancient or primitive civilizations buried their dead, or a place where many soldiers were buried after a battle. |
| cover ground |
to pass over an area. [2 definitions] |
| gain ground |
to advance or gain acceptance. |
| get off the ground |
to launch or begin something successfully. |
| ground ball |
in baseball, a batted ball that quickly strikes the ground and bounces or rolls; grounder. (Cf. fly ball.) |
| ground bass |
a repeated bass passage that provides a background for changing music in the upper registers. |
| ground beef |
beef that has been put through a grinder for use in such things as hamburgers, meatloaf, and meat sauces. |
| ground beetle |
any of numerous, usu. dark beetles that are often found under rocks, fallen logs, or debris and that feed on other insects. |
| ground control |
the system, or its technology or operators, that guides the flights of aircraft or spacecraft from stations on the ground. |
| ground cover |
any of numerous low-growing plants that grow thickly and cover the ground, and often prevent soil erosion where there is little grass. [2 definitions] |
| ground crew |
the persons that maintain and service aircraft on the ground. |
| ground floor |
the floor of a building closest to ground level; first floor. [2 definitions] |
| ground glass |
glass that diffuses light because its surface has been ground or etched. [2 definitions] |
| ground loop |
a sharp, unexpected, and often uncontrolled turn of an aircraft moving on the ground, as during landing. |
| ground plan |
a floor plan of a building. [2 definitions] |
| ground rule |
(usu. pl.) basic rules governing the behavior in a given situation, esp. as concerns the playing of a game on a particular field, course, or court. |
| ground squirrel |
any of various burrowing rodents, such as chipmunks, that differ from true squirrels in having cheek pouches and shorter fur. |
| ground troops |
soldiers sent to carry out combat or security duties on land, carrying personal weapons. |
| ground water |
the water beneath the earth's surface that supplies springs and wells. |
| ground wave |
a radio wave traveling on or near the earth's surface and affected by its curvature, atmosphere, and the like. |