milk round

Từ điển Oxford Advanced Learner 8th

ˈmilk round [milk round] BrE NAmE noun
1. (in Britain) the job of going from house to house regularly, delivering milk; the route taken by sb doing this job
2. (also the milk round)(in Britain) a series of visits that large companies make each year to colleges and universities, to talk to students who are interested in working for them