It might mean that you are choking in your salive which by accident went into your Trachae instead of your Esophagus. See swallowing on wikipedia.
they wake up
They wake up
he will walk
You wake up.
Call your friends. Have them bring butter.
You wake up with a sore butt, I presume.
it means you were close to death if you fall and you dont wake up you'l die
You are sort of dead and when you wake up you are like what the heck just happened
You might go to sleep and never wake up!
You wake up.
they wake up and go like hi everyone
you can get sick and pass out and not wake up for a couple hours