Billowing

a great wave or surge of the sea.
any surging mass:
billows of smoke.
to rise or roll in or like billows; surge.
to swell out, puff up, etc., as by the action of wind:
flags billowing in the breeze.
to make rise, surge, swell, or the like:
A sudden wind billowed the tent alarmingly.
Contemporary Examples

Band of Outsiders Takes A Hike: Spring / Summer 2014 Isabel Wilkinson September 8, 2013
Pakistani Taliban Attacks Mehran Naval Air Base, Killing 10 Ron Moreau, Sami Yousafzai May 22, 2011
Oscar’s Diva Smackdown! Nicole LaPorte February 7, 2010
Hedi Slimane’s Spring 2013 Paris Debut at Saint Laurent Robin Givhan September 30, 2012
Meet the Visionary Behind Africa’s ‘Floating Clinic’ Casey Schwartz March 10, 2011

Historical Examples

Presentation Pieces in the Museum of History and Technology Margaret Brown Klapthor
The Vagrant Duke George Gibbs
Kitchener’s Mob James Norman Hall
The Boy Scouts’ Mountain Camp John Henry Goldfrap
On the Trail of the Space Pirates Carey Rockwell

noun
a large sea wave
a swelling or surging mass, as of smoke or sound
a large atmospheric wave, usually in the lee of a hill
(pl) (poetic) the sea itself
verb
to rise up, swell out, or cause to rise up or swell out
n.
v.