gain up ground

Meaning

1. gain / make up ground (on sb / sth)

   to gradually get closer to sb / sth that is moving or making progress in an activity

   The police car was gaining ground on the suspects.

From the same entry

• cut the ground from under feet
• get off the ground
• give ground
• go to ground
• hold your ground
• on the ground
• run yourself into the ground
• run into the ground
• thick on the ground
• keep your ear to the ground
• be on firm ground
• have your feet on the ground