The phrase "full feeling" means to feel completely satisfied or filled up, usually after eating a lot of food or having enough of something. Full definition
Studies have shown that when we're exposed to various sensory stimuli, this can impact our perception of flavour — including how full we feel after a meal. (superchargedfood.com)
Also, some people do like the very full feeling after meals more than others. (cavemandoctor.com)
We all know what volume - full feels like — that's when you're stuffed. (thebettyrocker.com)