1. A person who provides wise, reliable, and well-reasoned guidance or counsel based on good judgment and experience
He is a sound advisor on financial matters.
Ele é um conselheiro sensato em questões financeiras.
2. Someone whose advice is trustworthy and based on solid reasoning rather than speculation
The company values her as a sound advisor for strategic decisions.
A empresa a valoriza como conselheira sensata para decisões estratégicas.