A Plonker is typically some donkey who hangs around alley ways smoking the devils lettuce. He then shags his dad and sucks his toes.
by Turnip———-13 April 30, 2021
A British slang term used as an insult meaning idiot. Usually used in an endearing way or when having a joke with someone
by Alex.tay09 July 12, 2019
by xJess. June 25, 2010
Gerry: You were fairly hammered last night.
Keith: I was off me bleedin plonker I was!!!!!!! Yeeoooww!!!!
Keith: I was off me bleedin plonker I was!!!!!!! Yeeoooww!!!!
by gerbear85 May 28, 2008
by Moodygeezer May 27, 2009
Gerry: Man, you were hammered last night.
Keith: I know, I was outta me bleedin plonker I was!!!! Yeoooww!!!
Keith: I know, I was outta me bleedin plonker I was!!!! Yeoooww!!!
by gerbear85 May 29, 2008