    Sentence f The slang of one military generation passes on  to the next, so the Marines who called the Koreans gooks in  the ‘58s and the Vietnamese gooks in the '6@s and 70s  were the linguistic heirs of the Marines who called the  Nicaraguans gooks in 1912.    Sentence 2 All slang terms used by one military  generation are completely abandoned by future military  generations.