Similar to a
detention in the fact that you are kept behind after finishing time,its a
way for large multi national companies to hold employee's behind for working too quickly/hard and finishing
early , usually involves some kind of team building excercise or pointless tidying up and painting .
Employee
1 " awesome were doing really well today i'll easily make it home in time to watch the
game tonight"
Employee 2 " I doubt it! the
boss has just given us an After work detention "