Dictionary

1underrun

verb un·der·run \-ˈrən\
un·der·ran\-ˈran\un·der·runun·der·run·ning

Definition of UNDERRUN

transitive verb
1
:  to pass along under in order to examine (a cable)
2
:  to pass or extend under

First Known Use of UNDERRUN

1547

2underrun

noun un·der·run \ˈən-də(r)-ˌrən\

Definition of UNDERRUN

:  the amount by which something produced (as a cut of lumber) falls below an estimate

First Known Use of UNDERRUN

1926

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