This is blowing softly onto a stamp as you would a set of spectacles to clean them. This allows a second image to be stamped from the first inking after one image has been made. This gives an effect of the image fading softly, you may huff on your stamp as many times as you wish from the initial inking the images will just fade a little more each time. A very popular technique when colouring with brush markers directly onto the more solid stamp images.

an act of forcible exhalation

The act of taking full drags and very small inhales a multiple of times.

A respiratory exercise used to increase maximal expiration without increasing intrathoracic pressure. The patient will produce a sound similar to "Ha,Ha,Ha" during expiration

breathing heavily

Breathing mind-altering fumes from a cloth that has been soaked in a volatile substance and stuffed into the mouth.