The
noise one makes at the end of a particularly satisfying stretch.
The typical stretch that leads to a Nuuuurg is usually a Sunday
morning stretch where you have woken up naturally after a very fulfilled sleep. The
noise is sometimes involuntary, however also can be called upon to achieve that extra bit of satisfaction from the stretch.
sleep..............................
eyes open...................wake...
stretch stretch stretch stretch stretch stretch Nuuuurg... ahh!