Full Definition of BOA. 1. : any of a family (Boidae) of large snakes that kill by constriction and that includes the boa constrictor, anaconda, and python.2. : a long fluffy scarf. See boa defined for English-language learners. See boa defined for kids. ADVERTISEMENT.ull Definition of BOA. 1. : any of a family (Boidae) of large snakes that kill by constriction and that includes the boa constrictor, anaconda, and python. 2. : a long fluffy scarf. See boa defined for English-language learners. See boa defined for kids. ADVERTISEMENT.
war-on-drugs_0.jpg. June 2011 marks the 40th anniversary of President Richard Nixon's declaration of a war on drugs â a war that has cost roughly a trillion dollars, has produced little to no effect on the supply of or demand for drugs in the United States, and has contributed to making America the world's largest incarcerator.
Obama's Deal The Vaccine War. In 1972 brain researchers from Johns Hopkins University made a puzzling discovery that would illuminate scientists' understanding of drug addiction. They found that the human brain's neurons had specific receptor sites for opiate drugs: opium, heroin, codeine and morphine. But then there was the obvious question.