look up any word, like blumpkin:
 
1.
Random Sinchling is when 2 or more people start singing and/or whistling at the exact same time, without any prior organisation or communication, whilst listening to a song.
I had a random sinchling moment with my brother in the car yesterday, I'm always freaked out by how many random sinchling moments I have with other people.
by Juffy Jufferson August 22, 2012
5 0