Definition of TEOTWAWKI in English:

TEOTWAWKI

noun

informal
  • A catastrophic event that destroys the existing institutions and norms of society.

    ‘when TEOTWAWKI comes, we must survive, even if the government does not’
    as modifier ‘you can buy enough radios for a TEOTWAWKI event without breaking the bank’

Origin

1990s: acronym from the end of the world as we know it.

Pronunciation

TEOTWAWKI

/ˌtiːə(ʊ)ˈtwɔːki/