1. Excessively compliant, eager to please, or deferential in an ingratiating way
The obsequious waiter followed the customer's every request.
O garçom obsequioso seguia cada pedido do cliente.
2. Showing servile politeness or flattery
His obsequious behavior toward his boss was transparent to everyone.
Seu comportamento obsequioso em relação ao chefe era transparente para todos.