the word is self-explainatory. but it's "really gross" put into one word.
That fish last night for dinner was barfalicious.
Adjective. Describes food that causes or inspires one to literally vomit, often because of being undercooked. Food may actually still taste good if eaten, but the result always returns to the top.
The barfalicious food that Kory ate at Rosine's place had obvious results.