rhizoverbBeta
DictionaryknobFoolish person
noun

knob

A vulgar insult for a foolish person.

The British character calls his annoying neighbor a knob.

Etymology
knobeMiddle Englishrounded projection

The insult developed through the vulgar anatomical sense of knob. It turns that body-part term into a disparaging label for a foolish or objectionable person.

More examples

  • The subtitle retained the insult knob.
  • He apologized for calling her friend a knob.
  • The review noted the repeated use of knob as an insult.

Forms

knob · knobs

Similar words

fool
A more widely used and less vulgar insult.
idiot
A harsh insult without the same anatomical slang association.