UB

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English[edit]

Wikipedia has an article on:

Wikipedia

Wikipedia has an article on:

Wikipedia

Initialism[edit]

UB

  1. (historical) The Urząd Bezpieczeństwa, a branch of the secret police in communist Poland.
    • 2010, Christopher Hitchens, Hitch-22, Atlantic 2011, p. 188:
      He was still going, and strongly at that, in a tiny apartment much invigilated by the “U.B.” or Polish secret police.
  2. (computing, programming, C, C++) Undefined behavior; behavior not defined in the language standard.

Anagrams[edit]