We found one dictionary that defines the word didn't invent gunpowder:

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1. didn't invent gunpowder: Idioms

▸ Words similar to didn't invent gunpowder ▸ Usage examples for didn't invent gunpowder ▸ Idioms related to didn't invent gunpowder ▸ Wikipedia articles (New!) ▸ Words that often appear near didn't invent gunpowder ▸ Rhymes of didn't invent gunpowder ▸ Invented words related to didn't invent gunpowder