Definition of you know
informal
1
—used when one is trying to help someone remember something
- They live on the other side of town. You know—near the golf course.
- He was in our history class—you know—the tall blond guy in the front row.
2
—used for emphasis
- You know, we really have to go.
- It's cold outside, you know.
- You know, you really should write a novel.
3
—used when one is not sure of what to say or how to say it
- Would you like to, you know, go out sometime?
- We're planning to go shopping and, you know, just hang out.
