The crossword solution for the term 'Go Back to Base' is TAGUP, which stands for Tactical Air Ground Unit Procedure. This procedure is used by the United States Air Force and other military branches to coordinate air and ground operations. It involves the use of a common language and procedures to ensure that all personnel involved in the mission are on the same page. TAGUP is an important part of the overall mission success and helps to ensure that all personnel are working together to achieve the desired outcome.