A large cloud of steam was billowing from its front end.

The cloud billowed to many times the size of the attacking party.

Clouds of smoke were billowing through the doorway, but as yet there was no fire.

A great cloud of pungent green smoke billowed across the room.

Moist white clouds were billowing from his mouth and nostrils.

Something made all the company turn and look back into the valley below where dense clouds of smoke billowed in a changing wind.

Behind her, black clouds of smoke billowed from the Anaheim compound.

Cumulus clouds had billowed into a wall across the western heavens.

Beyond the spaceport, clouds of green and purple smoke billowed into the air.

Less than a minute later clouds of steam billowed into the cramped quarters.