Definition of Kaiser Bill in US English:

Kaiser Bill

noun

  • A nickname for: Wilhelm I, emperor of Germany (1871–88), or (usually) Wilhelm II, emperor of Germany (1888–1918). Now historical.

Origin

Late 19th century; earliest use found in Morning Republican (Little Rock, Arkansas). From Kaiser + Bill, pet form of the male forename William, after the names of Kaiser Wilhelm I, emperor of Germany 1871–88, and Kaiser Wilhelm II.

Pronunciation

Kaiser Bill

/ˌkʌɪzə ˈbɪl/