U-boat is the anglicization of the German word U-Boot, itself an abbreviation of Unterseeboot (undersea boat).
- U-boat is also a nickname for the “Universal Line” diesel locomotives built by General Electric; see List of GE locomotives.
- U-boat also refers to an Australian class of interurban railars.
- “U Boat” is also the name of the final track on the album Kasabian by the band of the same name.
- U-Boats are also carts which are used in the retail industry to move boxes and supplies more quickly and safely through short passageways such as aisles of a retail store
- Uboot is a Polish cocktail made from beer and vodka.
- Das U-Boot is a GNU GPL boot loader.
- U-BOAT is a watch brand by Italian designer Italo Fontana
- U-Boat was a term for Jews hiding as non-Jews in Nazi Germany. See Stella Kubler, a “U-Boat” catcher.
- The Southern Railway’s U and U1 class locomotives were nicknamed “U-boats”.
Copy from wikipedia.