Ontopacock Share definition Flag When yo girl does everything for you like you told her to. Sometimes goes above and beyond any other bitch has. Chris- "damn that fucking Cheyenne treats you good".James- "yeah. That bitch is ontopacock". Ontopacock by SmashKing December 23, 2014 0 0 Get merch Get the Ontopacock mug. Buy Now — $32.95 See more merch