To establish an expected, required, or desired standard of quality. (Often said of a standard that is constrictive in being either too low or too high). A: "At this point, I'm willing to go out with just about any guy, so long as he isn't living in his parents' basement." B: "Don't you think you're setting the bar a little low?" While you shouldn't take just any job you can get after college, be sure not to set the bar too high for an entry level job, or you may have trouble landing one at all. I hear that the new restaurant around the corner really sets the bar for exquisite seafood.