Definition of nerdy in English:

nerdy

(also nurdy)

adjective

informal
  • 1Unfashionable and socially inept or boringly studious.

    ‘when I was a nerdy kid, I got bullied a lot’
    ‘his slightly nerdy haircut and glasses’
    • ‘He describes himself as a "nerdy" kid whose size worked against him.’
    • ‘He is so weedy and nerdy and in desperate need of a few hours down at the gym.’
    • ‘Why do so many people have such poor-looking haircuts and nerdy clothes?’
    • ‘The glasses made her feel nerdy.’
    • ‘They ignored him and made fun of him for being nerdy.’
    • ‘He's a nice, ordinary guy with enough of a nerdy streak to explain his social difficulties.’
    • ‘Adam is a shy, nerdy college student.’
    • ‘She's cute, but a little nerdy.’
    • ‘The other day, this old man in a terrible nerdy anorak and flaky skin came to our school.’
    • ‘By the end of the season, he ceased to be the nerdy kid nobody liked.’
    1. 1.1 Characterized by an obsessive interest in something, especially technology.
      ‘my incredibly nerdy knowledge of videogames’
      ‘nerdy sci-fi stuff’
      • ‘Only the nerdiest of flight enthusiasts give these planes a second thought.’
      • ‘This group blog is dedicated to nerdy stuff you can do with your kids.’
      • ‘I was watching an interview with a nerdy computer controller in the US military.’
      • ‘I was born in New York, went to all the right schools, was a nerdy scientist since the time I was about six.’
      • ‘He's both a geeky nerd and a nerdy geek.’
      • ‘I'm married to a nerdy engineer.’
      • ‘"Why talk about what's not in the movie?" he retorts in his patented nerdy whine.’
      • ‘I promise NEVER AGAIN to bore all of you with nerdy stats.’
      • ‘There's some occasional edge enhancement, but only the nerdiest of videophiles will find cause to complain.’
      • ‘My friends, being incredibly nerdy linguists, decided to make fun of the syntax.’
      • ‘This is a work of nerdy creative genius.’
      • ‘If you work only with guys, and you're a nerdy programmer, the thought of women probably doesn't enter your head for most of the day.’
      • ‘Where else is there a comparable gathering of eager, aggressively young law students and nerdy academics that only fellow nerds have ever heard of?’

Pronunciation

nerdy

/ˈnəːdi/