milk run

noun, Slang.
1.
a routine trip or undertaking, especially one presenting little danger or difficulty:
The flight from New York to Chicago was a milk run for the experienced pilot and crew.
Origin
1940-45
Examples from the web for milk run
  • Then it examines the details of milk run operations, from truck selection to route planning.
  • Occasionally they send you on a milk run, which is an easy bombing run to start with, and get you kind of broken in.
  • But virtually they didn't concentrate much fire toward the airplanes so they were sort of called a milk run.
  • It was a milk run, lightly defended, with five ships around one dock in the port.
British Dictionary definitions for milk run

milk run

noun
1.
(aeronautics, informal) a routine and uneventful flight, esp on a dangerous mission
Word Origin
C20: referring to the regular and safe routine of a milkman's round
Slang definitions & phrases for milk run

milk run

noun phrase
  1. A scheduled airline passage with many stops;: followed by a milk run to Charleston, Jacksonville, Daytona Beach, and Tampa (1970s+ Airline)
  2. An easy bombing mission: It looked like a milk run (WWII Air Forces)

[fr the stopping of a train at every rural station to pick up milk for delivery to the cities]