meth a sketch Share definition Flag One who is rendered irreversably sketchy and/or shady by the use of meth. AKA wierd- cocksucker. Shiela came by the other day and bit my kid on the wrist, said she thought he was the devil. Such a meth a sketch. meth a sketch by stevesbrain March 29, 2008 0 0 Get merch Get the meth a sketch mug. Buy Now — $32.95 See more merch