plural of underrun

(accounting) A condition in which fewer products are delivered or produced than had been ordered.

To run or pass under. / (nautical) To pass along and under, e.g. a cable, for the purpose of taking it in or examining it. / (nautical) To separate the parts of (a tackle) and put them in order.

A method of trawling in which the hooks are cleared and again baited in the same operation.

present participle of underrun

(computing) A state occurring when a buffer used to communicate between two devices or processes is fed with data at a lower speed than the data is being read from it.