When you plug one nostril with your finger, and blow out of the other nostril with everything you have, sending a snot projectile out of the nose.
Without tissue, all I could do to clear my nose was to blow a snot rocket.
by Turnspike February 12, 2003
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To blow one's nose by blocking one nostril with a finger and blowing snot from the other nostril onto the floor or ground. See Farmer Snort.
Chuck used to bike to work even in the winter and would always get a runny nose, which he would take care of with a couple of quick snot rockets in full view of the rush hour traffic.
by Johann1967 May 14, 2005
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What my boyfriend did on a date.
(I plug his nose just to annoy him)
(He holds his breath and pushes with his nose)
(I let go - stupidly - only to get snot ALL OVER ME in a RESTAURANT)

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When a projectile booger comes shooting out of a person's nostril.
Chloe snot rocketed all over my arm.
by Taylor+Chloe January 26, 2007
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A particle of nasal excrement launched at such high speed as to achieve escape velocity. It may be launched by way of a sneeze, or the "cover one nostril and blow" method.
I still have flashbacks to the time in 7th grade when I was almost decapitated by my friend Carlos' snot rocket.
by ICSHialeah August 15, 2009
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a northern pike; also known as jack or jackfish
These fish are notoriously slimy and serpentine, hence the name snot rocket.
by incline July 6, 2013
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a projectile booger blown out at a fast speed.
a spitwad but as a booger there so being called a snot rocket.
by chuckalicious May 24, 2006
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