A combination of "great" and "good", primarily used in situations of extreme excitement, when you can no longer make coherent speech. Also used when you want to be cool and use slang to describe something so awesome, it is great and good at the same time.
Wow! This game is so fucking grewd!
Prices shown in USD.
邮件由 firstname.lastname@example.org 发出。我们决不会发送垃圾邮件。