GAFS an acronym for, "Good As Fuck Sandos" or "Good As Fuck Sandwiches." A gourmet sandwich shop in Taos, NM USA first commercially used this word for its business in early 2018. The word is an extension of the variation GAF, "Good As Fuck" usually used to describe food.
"Yo! Call Tyrone, tell him we are coming over and he needs to be making some of those GAFS. Cuz' we hungry as fuck."
That church picnic had some GAFS.
A small piece of information. Derived from the word ken, used often in the scottish language and is synonymous with knowledge.
Person 1: "Hey I don't get this shit. How do you solve this problem?"
Person 2: "I got that one. Give me some kenlets on this assignment and I'll help you w/ that one."