What does it mean if you haven't ate in hours and feel jittery?

Meth

Nothing you're fine don't worry about...nah get something to eat asap lol

Low blood sugar

You have a low blood sugar or your blood pressure has dropped.

Low blood sugar. Eat something!

How long have you been alive?
Your bboy's signaling you it needs fuel. Eat.

Yup.., I get that way just before I burn - out and violently explode, so I eat!

That you should probably eat