kind of 有点儿；有几分；稍微
It was kind of sad.
I'm kind of hungry now.
I'm feeling kind of tired.
I kind of like him.
A:Hi, Francis, morning! How are you doing today?
B:I had a bad start of the day. I was stuck in a bad traffic jam on my way and I missed my morning meeting.
A:Indeed, I agree that is not a good start. How about the meeting? Did you miss anything important?
B:It is ok. My boss briefs me later on.
A:Was he unhappy with you not attending the meeting?
B:Kind of. You know this traffic jam is really bad with so many new cars hitting the streets these days.