A person that will exaggerate deeds or actions, making normal or menial tasks seem exceptional or extraordinary. Typically, expressed towards laymen or someone with little or no experience in the field of the supposed heroics.
Jones wants everyone to think he is a badass because he is in the Navy, but all he does is scrub toilets. He is such a glory hound.
A Woman/Man who is more than willing/eager to have sexual relations with an individual who returns from or are in a branch of the military, simply because they are in the military.
"Ohmagosh, I never really noticed Lance being that attractive in school.. but as soon as he got back from boot-camp, I just can't keep my eyes off of him!"