Gunpowder/ˈɡʌnpaʊdər/ Definition 1 of 3Pro Tip 1/3Explosive Connotation Often implies violence or danger when used metaphorically. The debate ended with a gunpowder-like outburst. Pro Tip 2/3Historical Importance Understanding its role in history helps grasp its power and use in literature. Historical battles were transformed by the invention of gunpowder. Pro Tip 3/3Cultural References Appears in idioms or phrases related to excitement or explosive situations. Their chemistry on the dance floor was like gunpowder.