Slippage

Slippage may refer to:
 * Degree of slipping or loosening as result of slipperiness
 * Slippage (finance), the difference between estimated transaction costs and the amount actually paid
 * Project slippage, in project planning, the act of missing a deadline
 * Replication slippage, nucleotide duplications created by DNA polymerase during DNA replication
 * Bit slip, the loss or gain of a bit or bits, caused by variations in respective clock rates of transmitting and receiving devices

Entertainment

 * Slippage (short story collection), a 1997 collection of short stories by Harlan Ellison
 * Slippage, an album by Slobberbone
 * "Slippage", a song by Goldfrapp from Black Cherry