A call warning passengers to get on a ship, train, or bus that is about to depart.
More example sentences
- It's all aboard the Air Train to Denver International Airport - even though passengers won't be loading luggage for another 10 years.
- Then it's all aboard to see the royal beds (yes, singles; separate rooms), the portable Rolls-Royce Phantom, and the surprisingly naff 1950s furniture.
- It is all aboard for the 7.45 pm Gravesend Railway Enthusiasts Society meeting on July 30.
Definition of all aboard! in:
- The British & World English dictionary