plonker

/ ˈplɒŋkə /

noun

1. slang.
   a stupid person

Word History and Origins

Origin of plonker¹

C20: from plonk ¹

Example Sentences

He tweeted that he felt "like a total plonker" after tumbling while leaving the Buxton Festival stage on Saturday.

From BBC

“Mom would call him a plonker.”

From Literature

It is a strange feeling looking back at a much earlier version of yourself on television, a queasy mixture of recognition and distance, approval and shame, and above all an inescapable question: who is this plonker?

From The Guardian

If I looked like a plonker before, now I look like an old plonker.

From The Guardian

So, yes, we heard the word finance, but we thought that, because Trump is a bit of a plonker, he meant the Foreign Office.

From The Guardian