Daggum Share definition Flag Exclamitory word used to show intense emotion. Also used as a substitution for the word "damn." "Daggum it! I stubbed my toe!" or "Daggum! She hit me hard!" Daggum by ChickyChica September 20, 2004 0 0 Get merch Get the Daggum mug. Buy Now — $32.95 See more merch