SINCE 1828
you know
idiomDefinition 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.
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Merriam-Webster unabridged
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