Flubberduck
When you need to wank and it makes a weird noise which sounds like a rubber duck and flubber
I tried to wank last night but I was flubberducking so loud that my mum walked in.
Dude, I can hear your flubberduck from across the hall.
Stop flubberducking John we're at the cinema
Dude, I can hear your flubberduck from across the hall.
Stop flubberducking John we're at the cinema