for a moment

"A moment" is a short period of time. It's used to talk about something that doesn't take long. For example:

The doctor will be with you in just a moment.

There's no specific number of seconds that "a moment" refers to. It can mean anywhere from 15 seconds to 5 minutes. You can also say "for a second":

Can I have your attention for just a second?

This phrase appears in these lessons: