gruntometer
nounEtymology From grunt + -o- + -meter.
1
A (non-scientific) device for measuring the volume of a tennis player's grunts of exertion.
- In the land of the gruntometer, everyone should soon find out exactly how noisy.2009 June 22, Christopher Clarey, “A Player’s Reputation Precedes Her, Loudly”, in New York Times: