"War Dog" is a term often used to describe military dogs trained to assist in combat and support operations. These dogs are specially trained for various tasks, including detecting explosives, searching for missing personnel, and providing companionship to soldiers. Their keen sense of smell and loyalty make them invaluable assets on the battlefield. In popular culture, "War Dog" can also refer to the 2016 film directed by Todd Phillips, which is based on the true story of David Packouz and Efraim Diveroli. The film explores the duo's journey as they become arms dealers, highlighting the complexities and moral dilemmas of war and profit.