From Longman Dictionary of Contemporary Englishmilkmanmilk‧man /ˈmɪlkmən/ noun (plural milkmen /-mən/) [countable] BOsomeone in Britain whose job is to deliver milk to people’s houses each morning
Examples from the Corpus
milkman• These days milkman don't carry money on their rounds.• I was more familiar with her father, who was our milkman.• Mr Bond, whose round covers the West End of the town, said all the milkmen were happy to help.• Five kids I've got and the milkman don't come till eleven in the morning.• These days most dairies will deliver skimmed milk, so ask the milkman if he can supply it.• Polly winced, thinking of the milkman below.• Use your milkman instead of buying cartons of milk.