1. the border area where Argentina and Brazil and Paraguay meet; an active South American center for contraband and drug trafficking and money laundering; a suspected locale for Islamic extremist groups;
WordNet (r) 3.0 (2006):
Triple Frontier
n 1: the border area where Argentina and Brazil and Paraguay
meet; an active South American center for contraband and
drug trafficking and money laundering; a suspected locale
for Islamic extremist groups