Misrun
noun, verb ·Rare ·Advanced level
Definitions
- 1 A casting that does not completely fill the mold, leaving unfilled spaces. countable, uncountable
"The reasons for cold shut or misrun may be too thin sections, improper gating system, slow and intermittent pouring, poor fluidity of metal."
- 2 A failed test of oil or gas drilling equipment. countable, uncountable
"The experience of most drillstem testing companies indicates that the chance of a misrun in a poorly prepared hole is approximately 30 percent, whereas the chance of a misrun in a well-prepared hole has been cut down to roughly 15 percent."
- 1 To run incompetently; mismanage.
"The men who are misrunning the Peace show are the same political muddlers who misran the war show."
- 2 To result in a misrun.
"One set of bars misran, while others showed a coarsely crystalline structure, which is more often due to too hot pouring than to any other ."
- 3 To run badly or off-course.
"In the frustrate strife Of the vanquisht life, On the course misrun To the goal unwon By the faith, self-cheated Of the deed defeated, To claim our home."
Example
More examples"The reasons for cold shut or misrun may be too thin sections, improper gating system, slow and intermittent pouring, poor fluidity of metal."
Etymology
From mis- + run.
More for "misrun"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.