tonker

plural tonkers

1. UKslangThe penis.

   The blackbirds and robins and and^([sic]) tits and finches shout at each other, chups and warbles and chirrups that, loosely translated, mean “Fancy a shag?”, “Get OFF my land” or “I’ve got a great big tonker.”

   2015 April 16, Richard P. Grant, “Sex and the successful fundraiser”, in The Guardian

   1 more example

   "It's all just hot air and posing isn't it? The political equivalent of 'my tonker is bigger than your tonker'," said CMOTdibbler, adding, "I'm all for free social care – but it needs to be high quality, consistent care, not patched together by private companies who are all trying to make money out of it."

   2009 November 18, Helen Pidd, “Queen's Speech gets the Mumsnet treatment”, in The Guardian

   Synonyms: plonker, anaconda, baloney pony, bald-headed hermit, banana, bird, birdie, bobby