Upfuckachuck Share definition Flag When your throwing up and you get so pissed off you cuss in-between each upchuck or dry heve... I was puking so hard last night and because I don't like showing any Vulnerability I would Upfuckachuck every time Upfuckachuck by Mr. Legit November 24, 2022 0 0 Get merch Get the Upfuckachuck mug. Buy Now — $32.95 See more merch