'with second to spare'what does it means?

‘’…He jumped over the barrier ,raced up the platform and leapt onto the train with seconds to spare’’
Please tell me the meaning of ‘‘with second to spare’’ .I have looked up it in many dictionary online but failed.Please give me its exact meaning.

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With seconds to spare = just in time
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Duc,

Your question should read ‘what does this expression mean: with seconds to spare?’[YSaerTTEW443543]

TOEIC short conversations: A customer orders dessert at a restaurant[YSaerTTEW443543]

What’s wrong with ‘please tell the meaning of “with seconds to spare”’?

And why did you use a colon in your offer?

I was referring to the question in the subject line.[YSaerTTEW443543]

TOEIC short conversations: An employee asks her co-worker to help her get extra company sports tickets[YSaerTTEW443543]

Ok.Thank you!

I see, but shouldn’t your offer be as below?

What does this expression mean: “with seconds to spare”?

The “?” is a part of the part before the colon, isn’t it?

When you say ‘shouldn’t (your offer be…)’, can I assume that you are referring to a universal rule in English?
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