Ground swallow me up or GSMU is a phrase which sums up the overall desire to escape an embarrasing or awkward situation.
While the request for a time-machine might seem a more dignified approach to being swallowed up by the ground which seems a cruel fate. GSMU is more fitting to identify feelings of desperation and guilt.
for related topic see awkward, dig a hole and keep digging
Susan: OMG have you seen Jenny? She has the fattest ass ever!
Claire: You mean Jenny who's stood right behind you?
Susan: Ground swallow me up
The expression of telling someone to fuck off, get fucked, and/or bitching someone out to the point where they feel worthless/useless.
1.) "Hey John my boss just said if I don't work during my mom's funeral, I'd get fired!"
(John) "Damn bro so he basically told you to swallow the whole meat".
2.)Boss: "Hey John you have to clean up that semen over there, now!"
John: "Yeaa fucking right, you can swallow the whole meat with that shit, I quit".