Definition of biro in English:

biro

noun

British
trademark
  • A kind of ballpoint pen.

    • ‘You can never have too many biros, rubbers and trademarked carrier bags.’
    • ‘Mark distributed the score sheets and biros as the contest opened and we did our usual communal marking to decide who we'd be voting for at the end.’
    • ‘She also took a biro and notebook as her ‘luxuries’.’
    • ‘Good theft is what Robin Hood did, I say now it's walking home from work with a biro, or using an office telephone to call your mother to ask how she's feeling.’
    • ‘Also of help would be pens, biros, building gloves, any laptops and in particular, crutches.’

Origin

1940s: named after László József Bíró (1899–1985), Hungarian inventor of the ballpoint.

Pronunciation

biro

/ˈbʌɪrəʊ/