U-boat (disambiguation) explained

U-boat (German: U-Boot) is a German military submarine of World War I and II.

U-boat or U-Boot may also refer to:

Software

• Das U-Boot, computer software, a GNU GPL boot loader
• U-boat (video game), a 1994 submarine simulation video game
• Uboat (video game), a 2024 submarine simulation video game

Transport

• U-boat, a nickname for the GE Universal Series of diesel locomotives built by General Electric
• Southern Railway's U and U1 class locomotives, nicknamed "U-boats"
• U-boat, an Australian class of interurban railcars, otherwise known as U sets
• U-boat, a nickname for the WAGR U Class steam locomotives built by the North British Locomotive Company in 1942

Other

• U-Boot (beer cocktail), a cocktail made with vodka and beer
• "U Boat", a song on the album Kasabian by the band of the same name