Also, run of bad luck. A continued spell of good (or bad) fortune, as in The builder had a run of luck with day after day of good weather, or Nothing was going right; he was having a long run of bad luck. Originally used mainly in games of chance, this idiom was first recorded in 1782, but the use of run for a continued spell of something dates from the late 1600s.
[ruhn-uh v-th uh-mahyn] /ˈrʌn əv ðəˈmaɪn/ adjective 1. of or relating to ore or coal that is crude, ungraded, etc. 2. common or ordinary; run-of-the-mill: a boring, run-of-the-mine performance.
[ruhn-uh v-pey-per] /ˈrʌn əvˈpeɪ pər/ adjective 1. R.O.P. 1. run-of-paper: a designation specifying that the position of a newspaper or magazine advertisement is to be determined by the publisher. run-of-paper adjective 1. (of a story, advertisement, etc) placed anywhere in a newspaper, at the discretion of the editor
[ruhn-uh v-th uh-mil] /ˈrʌn əv ðəˈmɪl/ adjective 1. merely average; commonplace; mediocre: just a plain, run-of-the-mill house; a run-of-the-mill performance. run-of-the-mill adjective 1. ordinary, average, or undistinguished in quality, character, or nature; not special or excellent run-of-the-mill
[ruhn-uh v-th uh-mahyn] /ˈrʌn əv ðəˈmaɪn/ adjective 1. of or relating to ore or coal that is crude, ungraded, etc. 2. common or ordinary; run-of-the-mill: a boring, run-of-the-mine performance. run-of-the-mill