Top definition
It's a device to measure how many wanks you are doing to the hour.
"Oy! You filthy little pervert! You were doing at least 40, and this is a built up area!"

"Sorry officer, I think my wankometer must be broken."

"OK sir put that throbbing red rod back in your trousers and we'll say no more about it."
by TommyTosspot April 11, 2009
Get the mug
Get a wankometer mug for your father-in-law Trump.