superbug

/S UW1 P ER0 B AH0 G/
noun
  1. 1

    A strain of bacteria that is resistant to many antibiotics.

  2. 2

    Any pathogen resistant to many, even all, of the biocides or other agents used to treat similar pathogens.

  3. 3

    An invasive insect, Bemisia tabaci, that is a major pest of vegetable crops, both directly and as a virus vector.

Synonyms

Source: https://en.wiktionary.org/wiki/superbug