Calstead Share definition Flag Any individual who migrates west from east coastal cities/towns to assimilate into hipster douchebag California culture. Dayum, look at that there half-mexican boy wearin that skidoo patched polo, he a calstead. Calstead by DutcHorse September 12, 2010 0 0 Get merch Get the Calstead mug. Buy Now — $32.95 See more merch