Wiktionary
vb. To make progress or obtain advantage.
WordNet
v. obtain advantages, such as points, etc.; "The home team was gaining ground"; "After defeating the Knicks, the Blazers pulled ahead of the Lakers in the battle for the number-one playoff berth in the Western Conference" [syn: gain, advance, win, pull ahead, make headway, get ahead] [ant: fall back]
Wikipedia
Gain Ground is a 1988 action- strategy arcade game later ported to home systems.
Usage examples of "gain ground".
They know I will be a strong king, and they'll have no chance to gain ground anywhere.
That would take him farther from Faile, and maybe give the Shaido time to gain ground again.
Without doubt the people of the twelve-oared lighter fancied that Fouquet was directing his course towards horses prepared for his flight, for four or five men, armed with muskets, jumped from the lighter on to the shore, and marched along the banks, as if to gain ground on the horses and horsemen.
The stubborn grasses and wind-twisted brush which marked the hillside could not always hold the soil in place under the pressure of their feet, and they often had to scramble in order to gain ground.
Prince Patrick and Lord William's plan was for the enemy to gain ground between Krondor and Darkmoor, but only where the Kingdom wanted them to.
But what contributed to render this misfortune the greater was, that Caesar had not, like other generals, put his troops into winter quarters, but was every three or four days changing his camp, to gain ground on the enemy.
Although he was able to follow his brother's tracks easily enough, the trail clear amid a wreckage of brush and grasses, he found himself unable to gain ground.
It or something like it will probably gain ground again during the coming months, and Wintringham has had very great influence, as thousands of men from all parts of the country have passed through his hands in three-day training courses.