1. An agreement or treaty between two or more countries concerning the demarcation, management, or regulation of their shared border
The two nations signed a border accord to resolve their territorial disputes.
Os dois países assinaram um acordo fronteiriço para resolver suas disputas territoriais.
2. A diplomatic understanding regarding border security, trade, or movement of goods and people across a frontier
The border accord facilitated increased trade between the neighboring countries.
O acordo fronteiriço facilitou o aumento do comércio entre os países vizinhos.