action involving an upward flick of a friend's nose with your index finger while saying, "snirt!" This is often done as a joke or sort of a slap in the face, but in an endearing manner.
by snirtingsince09 December 18, 2012
News Anchor: After many months of slow thaw in Minnesota, snow plows are STILL working hard to get the snirt off the road. Drivers are warned that hitting snirt can cause severe damage to vehicles.
by hhmn January 26, 2005