1. to maintain, support, or enforce established rules, standards, or principles of conduct
The manager committed to uphold guidelines to ensure workplace safety.
O gerente se comprometeu em manter as diretrizes para garantir a segurança no local de trabalho.
2. to defend or sustain the validity or importance of official procedures or policies
All employees must uphold guidelines set by the company.
Todos os funcionários devem manter as diretrizes estabelecidas pela empresa.