Pronunciation: /ˈbɪloʊ/
noun a large undulating mass of something, typically cloud, smoke, or steam
A1 The billow of smoke rose from the burning building.
A2 The billow of the sail caught the wind and propelled the boat forward.
B1 The billow of steam from the kettle filled the kitchen.
B2 The billow of fog obscured the view of the mountains.
C1 The billow of fabric cascaded down the staircase in a dramatic fashion.
C2 The billow of clouds in the sky created a stunning sunset.
verb to move or flow outward with an undulating motion
A1 The curtains billow in the breeze.
A2 The sail billowed as the wind picked up.
B1 The smoke billowed from the chimney, signaling a fire.
B2 The storm clouds billowed ominously overhead.
C1 The hot air balloon billowed as it inflated for takeoff.
C2 The sails on the ship billowed in the strong wind, propelling it forward.
formal The billow of smoke could be seen from miles away.
informal The curtains billow in the breeze from the open window.
slang The waves were totally billowing today, dude!
figurative Her anger seemed to billow out of her like a dark cloud.
billowed
billows
more billowy
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