The bushman's blow is the act of evacuating your nasal passages in the absence of suitable catching material. Ie, blowing your nose with no hankerchief or tissue or sleeve.
Steps:
1. Squeeze your nostrils together with thumb and index
finger.
2. Roll your fingers one up and one down such that
one nostril is opened and angled away from
your face, and the other is closed.
3. Tilting your head back.
4. Exhale sharply and forcefully.
Performed correctly the bushman's blow can be propelled several metres. Performed incorrectly the bushman's blow can be propelled several cm down ones face.