Galleyhaggin Share definition Flag When you fuck up a word or phrase from your childhood and decide to just go with it as if it was something your mom used to say. My mom told me to stop galleyhaggin with my friend and come inside and drink my shamolie tea. Galleyhaggin by Todd Dammit May 31, 2015 0 0 Get merch Get the Galleyhaggin mug. Buy Now — $32.95 See more merch