1. to be stubbornly adhering to an opinion or course of action despite reasons, arguments, or persuasion to change
He continues to be obstinate about his decision despite all the evidence against it.
Ele continua a ser obstinado sobre sua decisão apesar de todas as evidências contra ela.
2. to display stubborn or unyielding behavior; to refuse to yield or comply
The child was being obstinate and refused to listen to her parents.
A criança estava sendo obstinada e recusava-se a ouvir seus pais.