Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “plonker”


noun [C] uk   /ˈplɒŋ.kər/ us    /ˈplɑːŋ.kɚ/ UK informal
a silly or stupid person: What did you do that for, you plonker?Stupid and silly people
(Definition of plonker from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of plonker?
Add Cambridge dictionaries to your browser to your website

Translations of “plonker”

Word of the Day


(done by) moving the arm below shoulder level

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More