I. -ˈrən transitive verb
( un·der·ran -ˈran ; -run ; -run·ning )
Date: 1547
1. : to pass along under in order to examine (a cable)
2. : to pass or extend under
II. ˈən-də(r)-ˌrən noun
Date: 1926
: the amount by which something produced (as a cut of lumber) falls below an estimate