American English

Definition of Roman noun from the Oxford Advanced American Dictionary



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  1. 1[countable] a citizen of the ancient Roman republic or empire
  2. 2[countable] a person from the modern city of Rome
  3. 3roman [uncountable] the ordinary style of printing that uses letters that do not lean forward compare italics
  4. Idioms
    when in Rome (do as the Romans do) (saying)
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    used to say that when you are in a foreign country, or a situation you are not familiar with, you should behave in the way that the people around you behave
See the Oxford Advanced Learner's Dictionary entry: Roman