0 past simple and past participle of unfurl
1 If a flag, sail, or banner unfurls, it becomes open from a rolled position, and if you unfurl a flag, etc., you make it do this:
The demonstrators unfurled a large banner.
A new flag was unfurled, ancient war songs sung and fiery speeches made extolling the great warriors of the past.
As the envelopment unfurled, a solidly fortified infantry and heavy artillery fire were able to slow down the advancing attackers.
All this is unfurled with great narrative skill, based on an unrivalled knowledge of archive sources as well as of the works which appeared in and after 1988.
That flag has remained firmly unfurled for 13 years.
When the story has been completely unfurled, we may well know the truth behind the two versions.
That is no great cause for which the banners will be unfurled.
The net is not unfurled at this point.
Other banners would have been unfurled and our influence swept away.