nerd - definition and synonyms

noun [countable] informal 

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/nɜː(r)d/
singularnerd
pluralnerds
  1. 1
    someone who is boring, not physically attractive, and does not have much social ability
  2. 2
    someone who is very interested in technical or scientific subjects, especially computers. This word usually shows that you think people like this are boring

    a computer nerd

derived word

nerdy

adjective
adjectivenerdy
comparativenerdier
superlativenerdiest