adjective
He let the first target go by and aimed for the second one
If the colonel isn't here, who is the second officer?
She refuses to settle for second choice
The laundry is picked up and delivered every second Tuesday. His second language is Italian
After his first wife died, he took her nurse as his second wife
The boy is a second Einstein
noun
The prices of these shirts have been reduced because they are seconds
Not being ambitious, Helen would prefer to be a second to the person who runs the business
verb
Madam Chairwoman, I would like to second this proposal
After the Falklands War, he was seconded to fleet headquarters for a year
adverb
I want to go: first, because it'll be interesting, and second, because Jake'll be there
noun
I'll be with you in a second, as soon as I finish writing this letter
US