Popularized by the romcom, the three-day dating rule insists that a person wait three full days before contacting a potential suitor. A first-day text or call is too eager, a second-day contact seems planned, but three days is, somehow, the perfect amount of time.

What does a third date mean for guys?

2. Do all guys follow the third-date rule? The third-date rule means that you wait till the third date to have sex. If a person waits till the third date then it is believed that he is serious about the relationship and is thinking long term.