The Open Dictionary

unfurl

verb

UK/ʌnˈfɜːl/
US/ʌnˈfɝːl/

Definitions of unfurl verb

  1. TransitiveIntransitive

    To open or spread out something that was previously rolled or folded, such as a flag, sail, or banner; or to cause something to do this.

    • During the ceremony, they unfurled the national flag.

    • The sailors quickly unfurled the sails.

    • The protestors unfurled a massive banner displaying their demands.