Goaty—awkward, ignorant.
Guard House Lawyer—a soldier with a smattering knowledge of regulations and military law; quite loquacious and liberal with advice and counsel to men in the Guard House or other trouble.
Hand-Shaker—a soldier who tries to win the favor of first sergeant or troop commander.
Hardtack—hardbread, biscuits.
Hash Mark—enlistment or service stripe, worn on sleeve.
Hike—a march; to hike; to march.
Hitch—a term for enlistment period.
Hive—to discover, to catch.
Hobo—the provost guard.
Holy Joe—the chaplain.