coffee sick

When you're so hyped up on coffee your body starts rejecting it. It can be confused with the flu if you've been around people who've had it (if you got your immunization shots then this would rule it out)

One moment: OMG IM CAFFINATED I HAD TO CUPS OF COFFEE

The next moment you're rushing to the bathroom holding your stomach for dear life,

"Damn it (ughplr) I'm coffee sick again