1. A boundary line between territories, regions, or countries whose exact location, definition, or legal status is unclear, disputed, or open to multiple interpretations
The ambiguous border between the two nations has been a source of conflict for decades.
A fronteira ambígua entre as duas nações tem sido uma fonte de conflito há décadas.
2. A demarcation line that lacks clear physical, legal, or political definition
Surveyors struggled with the ambiguous border due to outdated maps and unclear historical treaties.
Os agrimensores tiveram dificuldades com a fronteira ambígua devido a mapas desatualizados e tratados históricos imprecisos.