Usually points to eating (particularly when you’re actually hungry during your sleep).
The devil and Neptune both carry a pitchfork (the three prongs are a symbol of the ancient trinity that represents Unity; see also Three). As a garden fork, to dig down into your own depth, grounding, also work.
As a “fork in the road,” it is a symbol for your ability to make decisions and to differentiate.
As a tuning fork, it is a symbol of harmony (the right note) and orientation. Or—what or whom are you “forking” up / over?
Folklore: A sign of a fight.... Little Giant Encyclopedia