Definition of run against in English:

run against

phrasal verb

archaic
  • 1Collide with (someone)

    ‘I pushed past him, running against Earnshaw in my haste’
    • ‘I uttered an expression of disgust, and pushed past him into the yard, running against Earnshaw in my haste.’
    1. 1.1 Happen to meet.
      ‘I ran against Flanagan the other day’
      • ‘By the way, I ran against Flanagan the other day.’
      meet, meet by chance, run across, chance on, stumble across, stumble on, happen on
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