n.
1.the act of offering an improvement to replace a mistake
2.a quantity that is added or subtracted in order to increase the accuracy of a scientific measure
3.something substituted for an error
4.a rebuke for making a mistake
5.a drop in stock market activity or stock prices following a period of increases
6.the act of punishing
7.treatment of a specific defect
Idiom of the Day
tell (someone) where to get off
to scold someone, to express one's anger to someone
I told the man where to get off when he complained about us for no reason.