1straight
2erect
3to stick out (a part of the body)
4to (physically) straighten up
5to support
6to withstand
7outstanding
8(coll.) quite
9very
10classifier for machine guns
Examples
tā她yīng yǔ英语shuō说de得tǐng挺bú cuò不错。
她英语说得挺不错。
She can speak English pretty well.
今天天气挺冷的。
It's rather cold today.
我现在挺高兴的。
I'm feeling pretty happy.