Definition of underway in English:


Syllabification: un·der·way
Pronunciation: /ˌəndərˈwā
(also under way)


1Having started and in progress; being done or carried out: the remodeling should be underway by July
More example sentences
  • In California, there's an initiative under way to amend the state constitution.
  • Tonight, a manhunt is under way in West Virginia.
  • A massive cleanup effort is under way along much of the East Coast.
2(Of a boat) moving through the water: the ship was so huge and silent, I hadn’t realized we had gotten underway
More example sentences
  • You'll have plenty of time to prove yourself to the crew once we get under way.
  • One of the most dangerous operations is to board a ship underway.
  • By the time the ship got underway at midnight, the cruise had been canceled entirely.


mid 18th century (as a nautical term): from Dutch onderweg.

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