Answer:

usm

AnswerCrossword Clue
USMBrett Favre's alma mater
USMArmed Forces branch: Abbr.
USMSch. north of Gulfport
USMMil. branch
USMLance corporal's org.
USMPostal abbr.
USMMagnolia St. campus
USMCoin factory, for short
USMQuantico-trained soldier: Abbr.
USMGeneral Cates' outfit.
USMLeatherneck's outfit.
USMGen. Shepherd's outfit.
USMMilitary monogram.
USMMilitary group: Abbr.
USMMarines.
USMThe gyrenes: Abbr.
USMServiceman: Abbr.
USMService initials.
USMPostal initials
USMService branch: Abbr.
USMGyrene initials
USMLeathernecks' outfit: Abbr.
USMP.O. abbr.
USMG.P.O. items
USMLance cpl.'s grp.
USMLance cpl.'s org.
USMSch. near Gulfport
USMAbbreviation on a skivvy
USMHattiesburg sch.