ballpoint
noun /ˈbɔːlpɔɪnt/
/ˈbɔːlpɔɪnt/
(also ballpoint pen)
- a pen with a very small metal ball at its point, that rolls ink (= coloured liquid for writing, etc.) onto the paper compare Biro™
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Oxford Collocations DictionaryBallpoint is used before these nouns:- pen