It means rather that hunger is the implying of eating. We can try out saying that eating satisfies hunger, that it carries out what hunger implies, that eating carries the hunger into some sort of occurring. The nouns make separate bits out of the process. But actually it's no fun eating if you're not hungry while eating. The eating happens only with hunger.
Eating happens into hunger.
The bits have both in them. The process is both implying and occurring, A bit of life process is always also the implying of further bits . Time is generated by the sequence. Hunger doesn't look like eating, which in turn doesn't look like defecating. The whole cycle of ensuing events is, in a way, here now, at one point.