Related Clues:

• "Over the hill," in the military
• With an unexplained military absence
• Wanted soldier (Abbr.)
• Like base runners?
• Missing at roll call, perhaps
• Sought by MPs, maybe
• Classification for a GI not on his post
• Not on base?
• Illegal absentee (Abbr.)
• Missing, militarily
• Taking unauthorized R&R
• On-the-run GI
• Off-base sort?
• One who's off-base
• Way off base? (abbr.)