Slob out
Definition 1 of 1
Pro Tip 1/3Casual Context
Used in informal situations among friends or at home. 
Let's order pizza and just slob out tonight.
Pro Tip 2/3Negative Implication
May suggest a lack of activity or productivity, often viewed negatively. 
He tends to slob out every weekend instead of doing something useful.
Pro Tip 3/3Physical Comfort
Focuses on physical relaxation and comfort, often involving sitting or lying down. 
I kicked off my shoes and slobbed out in my comfy chair.