658·40
dotted line
/ˈdɒt.ɪd laɪn/ - n.
1 [colloq.] The line on the chart that carries all of the responsibility and none of the headcount. It is dotted because solid would imply someone could be held to it.Keep. Punchy.This is the problem.
Working definition
2. A secondary reporting relationship: influence or coordination without direct authority over a person or function.