A tendency to be narrow-minded, obstinate, or perversely stubborn; an eccentric or bigoted disposition.
彼は昔から偏屈で、誰の助言もなかなか聞こうとしない。
He's been stubbornly narrow-minded since long ago and rarely listens to anyone's advice.
祖父は少し偏屈だが、家族思いな面もある。
Grandpa is a bit eccentric and obstinate, but he also cares about the family.
偏屈な意見のせいで議論が先に進まなかった。
The discussion couldn't move forward because of a stubborn, biased opinion.