cost overrun

1. 1.

   excess of cost over budget

   “the cost overrun necessitated an additional allocation of funds in the budget”

   Broadercost

Questions about cost overrun

What does cost overrun mean?

cost overrun means "excess of cost over budget".

Is cost overrun a common word?

cost overrun is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.