The second (symbol: s) is a unit of time derived from the division of the day, first into hours, then into minutes, and lastly into seconds, for a total of 24 × 60 × 60 = 86 400 seconds per day. That …

1 day ago · The meaning of SECOND is next to the first in place or time. How to use second in a sentence.

Ordinal numbers in English show the position or order of things—like first, second, third, and so on. They’re used all the time in everyday English, whether you’re talking about dates, competitions, …

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Dec 11, 2025 · The idiom “I second that” is essentially a statement of agreement. It means that you agree with something that someone else has said, or that you support an idea they’ve proposed.

SECOND definition: next after the first; being the ordinal number for two. See examples of second used in a sentence.

1. In the second order, place, or rank: finished second. 2. But for one other; save one: the second highest peak.