Wah gwaan, yuh? Dat proverb, “Mi nuh cum yah fi hear ass dead an cow fat,” it a seh someting clear. Literally, it paint a picture a useless news, someting everybody already know. It really mean yuh nuh want hear bout trivial or obvious ting dem. Yuh would seh it when yuh feel like a conversation is going nowhere, waste yuh time, ya know? Bless up.