slippage

noun

1. 1

   The act of slipping, especially from a secure location.

2. 2

   The amount by which something has slipped.

3. 3

   A lessening of performance or achievement.

   “Supply-chain problems led to a slippage in production last week.”

4. 4

   A decrease in motion, or in the power of a mechanical system due to slipping.

5. 5

   The difference between estimated and actual transaction costs.