Definition of Lego in English:

Lego

noun

trademark
  • [mass noun] A construction toy consisting of interlocking plastic building blocks.

    ‘pieces of Lego’
    ‘a vast Lego collection’
    • ‘The kids and my young cousin Luke are getting Lego, every one of them.’
    • ‘Slowly, you take a few pieces of Lego and stick them together, as you once did as a child.’
    • ‘But anyone who hasn't looked at Lego toys since his or her own childhood is in for a rude shock.’
    • ‘As most geeks know, playing with Lego is superb training in math and geometry.’
    • ‘Indeed, executives at rival toy firms cannot believe that Lego has so far avoided outsourcing its manufacturing.’

Origin

1950s: from Danish leg godt play well, from lege to play.

Pronunciation:

Lego

/ˈlɛɡəʊ/