From Longman Dictionary of Contemporary Englishbe upstandingbe upstandingBritish English spoken formal used in a formal situation such as a law court to tell people to stand up as a sign of respect for an important person → upstanding
Examples from the Corpus
be upstanding• He was upstanding all right: it almost strained his back muscles.• The thing is that 99 percent of the millions of people going through here every year are upstanding people. 