Refers to a certain bitter/sour taste that a mango gives off. Can be used to describe any kind of fruit, not limited to mangoes.
Bob: What's wrong with your mango?
Tom: It tastes weird. Like bitter and sour at the same time.
Bob: Oh, they call that mango wang.
Tom: Now that you mention it, this mango does have some sort of wang to it.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.
We have a Zoom meeting in a few minutes and I’ll probably go pajama casual.