The surface of the Earth, as opposed to the sky or water or underground. • Terrain. • Soil, earth. • The bottom of a body of water. • Basis, foundation, groundwork, legwork. • Reason, (epistemic) justification, cause. • Background, context, framework, surroundings. • The area on which a battle is fought, particularly as referring to the area occupied by one side or the other. Often, according to the eventualities, "to give ground" or "to gain ground". • Advantage given or gained in any contest; e.g. in football, chess, debate or academic discourse. • A place suited to a specified activity. • The plain surface upon which the figures of an artistic composition are set. • A flat surface upon which figures are raised in relief. • The net of small meshes upon which the embroidered pattern is applied. • A gummy substance spread over the surface of a metal to be etched, to prevent the acid from eating except where an opening is made by the needle. • One of the pieces of wood, flush with the plastering, to which mouldings etc. are attached. • A soccer stadium. • An electrical conductor connected to the earth, or a large conductor whose electrical potential is taken as zero (such as a steel chassis). • Electric shock. • The area of grass on which a match is played (a cricket field); the entire arena in which it is played; the part of the field behind a batsman's popping crease where he can not be run out (hence to make one's ground). • A composition in which the bass, consisting of a few bars of independent notes, is continually repeated to a varying melody. • The tune on which descants are raised; the plain song. • The pit of a theatre. • Synonym of munny (“land measure”).