run late

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run late (third-person singular simple present runs late, present participle running late, simple past ran late, past participle run late)

1. (idiomatic, chiefly used in the present participle) To be late; to fail to be on time.
   • 1951 June, “The Why and the Wherefore: Railways and Summer Time”, in Railway Magazine, page 429:

     When the clocks are put forward at the introduction of summer time, the long-distance night trains automatically become one hour late, and continue to run late for the remainder of their journeys. […] Similarly, when the clocks are put back in the autumn, the night trains become one hour early.

• late-running

• Renault, neutral, unalert, unalter