Stands for "Close My Eyes"
Used to demonstrate an expression of overwhelming disbelief or disappointment; typically used to express speechlessness from an incredulous circumstance
Used similarly to "SMH" (Shake My Head), but in a more disbelieving fashion
Joyce: I know the Dodgers game is in 30 minutes but I can't go anymore! I just broke my toe running up the stairs.
Priscilla: ... Are you serious? CME...
Priscilla: I left my laptop at the library while I went to eat at the dining hall for an hour, and it was gone when I came back! Someone stole my laptop!
Joyce: ... Why would you leave your laptop at the library unattended for an hour? CME....
by Cilla Bear October 02, 2013