bang o'clock Share definition Flag The expression used when it is time to get intimate with your partner "What time is it?" "it's bang o'clock""Where's Anna and Gabby?" "Must be bang o'clock" bang o'clock by Darth-Tittall September 10, 2011 0 0 Get merch Get the bang o'clock mug. Buy Now — $32.95 See more merch
