1. The runner up, the next one: "Bryon was the second to be chosen to represent his company at the conference."
2. An assistant, representative, or helper: "Jayne said her second would answer any additional questions."
3. Another serving of food taken after finishing with the first serving: "The hostess asked her guests who wanted seconds." 4. A statement made to support or to approve a motion in a meeting: "There has been a motion to vote on a proposal. Is there a second?"
5. Something that is cheaper than normal because it is damaged or imperfect: "The store is selling factory seconds at greatly reduced prices."
6. Etymology: second as it applies to this unit comes from Latin secundus, "following" which is closely related to Latin sequi-, "to follow" which also gives us English words sequence and sequel.

1. To approve something during a meeting so the discussion or voting can begin: "Cliff said he would like to second the motion to adjourn the meeting."
2. To agree with a suggestion or statement: "Frieda said, let's call it a day."

Jim said, "I'll second that."