Oatmeal and mayonnaise Share definition Flag A situation where a minor task or errand unexpectedly spirals into extreme consequences. "She started a fire?! Must've been a bad oatmeal and mayonnaise." Oatmeal and mayonnaise by swiffy101 February 27, 2026 0 0 Get merch Get the Oatmeal and mayonnaise mug. Buy Now — $32.95 See more merch
