Baos Share definition Flag Slang for the term "boss". Pronounced just as it sounds, "BAWS". A much cooler way of saying boss, can often be put immediately after "like a" "dude you just pwnd that guy!" "like a baos""like a boss" "BAOS" Baos by doublerods August 22, 2009 0 0 Get merch Get the Baos mug. Buy Now — $32.95 See more merch