Verb

(en verb)

To render turbid by stirring up the dregs or sediment of

* To roil wine, cider, etc, in casks or bottles

* To roil a spring.

To annoy; to make someone angry.

* R. North

That his friends should believe it, was what roiled him exceedingly.

To bubble, seethe.

* {{quote-book, year=2006, author=

, title=Internal Combustion , chapter=2 citation , passage=Throughout the 1500s, the populace roiled over a constellation of grievances of which the forest emerged as a key focal point. The popular late Middle Ages fictional character Robin Hood, dressed in green to symbolize the forest, dodged fines for forest offenses and stole from the rich to give to the poor. But his appeal was painfully real and embodied the struggle over wood.}}

(obsolete) To wander; to roam.

(obsolete, UK, dialect, intransitive) To romp.

(Halliwell)

(Webster 1913)

Verb

(en verb)

(ambitransitive) To twist or whirl, as an eddy.

I swirled my brush around in the paint.

* Charles Kingsley

The river swirled along.

* {{quote-news

, year=2012 , date=May 13 , author=Alistair Magowan , title=Sunderland 0-1 Man Utd , work=BBC Sport citation , page= , passage=The contest was a lot more even in the second half, as the wind swirled around the Stadium of Light, but it took Craig Gardner's superb block to prevent Young getting on the scoresheet.}}

To be arranged in a twist, spiral or whorl.

(figuratively) to circulate

* 2013 May 23, , " British Leader’s Liberal Turn Sets Off a Rebellion in His Party," New York Times (retrieved 29 May 2013):

Mr. Cameron had a respite Thursday from the negative chatter swirling around him when he appeared outside 10 Downing Street to denounce the murder a day before of a British soldier on a London street.