A positive mental attitude.
A feeling / emotion of faith.
That feeling you get when you want something so bad, but know you have to work hard for it.
Acronym for Make Every Last Chance Happen
When god gives you an opportunity you have to MELCH!
I'm not worried about anything, I just have to MELCH life!
That girl across the room is drop dead gorgeous, I need to MELCH and get her number.