Related Clues:

• Jarhead's rank: Abbr.
• U.S.M.C. E-2
• Army enlistee, briefly
• Rank on an APO letter, perhaps
• E-2 rank, in the Marines
• One might be promoted to cpl.
• Sgt.'s trainee
• E-2 Marine
• GI rank
• Gomer Pyle, for one
• Many a G.I.
• U.S.M.C. enlistee
• One-striper, briefly
• Forrest Gump's rank: Abbr
• USMC two-striper