1. Instructions that are unclear, difficult to understand, or ambiguous in meaning
The manual contained obscure instructions that confused most users.
O manual continha instruções obscuras que confundiram a maioria dos usuários.
2. Directions or guidance that are vague, cryptic, or not clearly explained
Following the obscure instructions, we got lost trying to find the meeting room.
Seguindo as instruções obscuras, nos perdemos tentando encontrar a sala de reunião.