1
general::
Phrase(s): *under way
Fig. moving; running; started. (*Typically: be ~; get something ~; have something ~.) • The time has come to get this game under way. • Now that the president has the meeting under way, I can relax.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
1. In motion, as in The ship got under way at noon. [c. 1930] 2. Already started, in progress, as in Plans are under way to expand. [c. 1930]
American Heritage Idioms