biros

Noun

biro (countable and uncountable, plural biros)

1. A Biro brand ballpoint pen.
   • Biro MARKS A TURNING POINT IN THE HISTORY OF Writing
     "BIRO" is unique: it writes with a ballpoint — a point that never goes wrong, never floods, bends or splutters — a point that rolls your writing on to the paper with effortless ease. "BIRO" ink dries as you write; you cannot smudge it; you need...1945 November and December, Railway Magazine, page v, advertisement
2. (Commonwealth, Ireland, UK, broadly) Any ballpoint pen.
   • Massimo's finger was poised above red on his multi-coloured biro like a kangaroo frozen in headlights.2007, Karen Foxlee, The Anatomy of Wings, page 250
3. (broadly, uncountable) Ink from a ballpoint pen.
   • ‘My very creative 2-year-old son used my good friend′s white polyester Roman blinds as a canvas,’ says Jacqui. They′re now covered in blue biro. And although my friend isn′t too bothered by the biro, I am! Can you help?′2011, Shannon Lush, Jennifer Fleming, Completely Spotless, unnumbered page

See all 5 meanings of biro