society > travel > travel by water > vessel, ship, or boat > vessel of specific construction or shape > [adjective] > enlarged by new middle section
1957 4 Apr. 16 First completed ‘jumboized’ oil tanker.
1973 10 Feb. 25/2 Ferries on this route currently do not have the double kitchens of the jumboized ships on the Shwartz Bay–Tsawassen service.