derived from an asian word.
Orgin:Soldier Slang 1940's
to be gungho. meaning to be so psyched out for war. a mentality,thinking you are bullet-proof. your so hyped up and pumped so much. you can't wait to rush in and attack with your fellow soldiers.
Use of Mandarin expression g¨ngh¨¦ (to work together) or g¨ngy¨¨h¨¦zu¨°sh¨¨, the Chinese Industrial Cooperative Society. Originally used during WWII by US Marines Lt.Col. Evans F. Carlson to describe the enthusiasm and dedication of the Chinese soldiers and to encourage his batallion (Second Raider Batallion) to have the same attitude towards their wartime duties.
2:Used to describe someone who is overly enthusiastic on the topic of war
2: George W. Bush is GUNG-HO in his attitudes toward the Iraq war
"Are you doing anything for the Fourth of July?"
"Nah, I'm not all gungho and everything about all this national pride crap. I mean, we're the United States for crying out loud..."