It's known in the trade as puff.
A sudden puff of wind blew off his hat and wig, at which a loud laugh rang forth from his companions.
" "Cease, mother, to puff yourself out," said her son, "and do not be angry; for you would, I assure you, sooner burst than successfully imitate the hugeness of that monster.
" "Oh," said the stout one, "this is nothing, when I really puff myself up, I am three thousand times fatter.
The children held them to their mouths, and tried to blow away the whole coronal with one puff of the breath.
When the children blew out with a puff, the seeds of the dandelions fluttered away as if they had wings.