The period of time between graduation and getting an actual paid job. Typically spent in a state of perpetual coffee making and paper filing for little to no reward.
A long passage of time relating to the amount of time which an intern spends before their proper employment.
Intern: I've been working for 2 years and no promotion, they've praised my work ethic and efficiency, but I'm still an intern.
Employee: I get ya; I was working with no pay for an internity!