1. to open or spread out something that was rolled or folded up
2. to become opened or spread out

Examples

• The soldiers unfurled the flag at the ceremony.
• She unfurled the map to check our location.
• The banner unfurled in the strong wind.
• He unfurled his sleeping bag by the campfire.
• The sail unfurled as the boat caught the breeze.
• The protesters unfurled a large sign across the bridge.
• Spring flowers began to unfurl their petals.