1. A strong, eager, and wholehearted expression of approval or support for something or someone
The movie received enthusiastic endorsement from critics and audiences alike.
O filme recebeu apoio entusiasmado de críticos e do público.
2. A passionate recommendation or backing of a product, idea, or person
Her enthusiastic endorsement of the new policy convinced many skeptics.
Seu apoio entusiasmado à nova política convenceu muitos céticos.