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1.
the act of placing your mouth over someones nose, forming a seal and then blowing hard forcing air into there sinuses and out there mouth, especially effective when asleep.
"oh come on she passed out, i had to nose trick her"
by Optimus Primey March 01, 2008
 
2.
when giving oral to a woman, one uses their nose to stimulate the clitoris while mouth and tongue are elsewhere.
man i used the nose trick last night and my girl went crazy for it
by kreach July 24, 2010