1: A dwarvish laugh in a descending tone with the sound 'nyip nyip nyip' or 'nyerp nyerp nyerp', starting with a high pitched 'nyip' or 'nyerp'.
2: An enormous penis
3: The act of ejactulation.
1: Over a glass of meade, it's always nice to unwind and ganderschplaf with friends.
2: When I pulled out my ganderschplaf she couldn't help but feel intimidated.
3: "I'M GONNA GANDERSCHPLAF!"
by Ganderschplaf the Gray October 31, 2015
Get the Ganderschplaf mug.