Because you don't have to wait an hour for seconds.
Dating children.
A: They're intended for children but it's the men who usually end up playing with them.
He went to the second-hand shop.
Second hand smoking! My own joke that I've been meaning to put up for a while. Time to see how it goes haha.
A: Wait at the buzz stop.
the pal asks. "Waiting for me to get home."