Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym HNN is...

HNN is

  • History News Network

More Meanings For HNN:

  • Higman Neumann Neumann
  • Hand Held Nebulizer
  • History News Network
  • Honinabi, Papua New Guinea

HNN is also in:

Acronym Definition Searched: WACG 55530 CAAA SCA SGD KDE LEARN EXP GAPP 66658 EELN THLR COA SRL 74440