Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun superbug

2 senses of superbug

Sense 1
superbug -- (a strain of bacteria that is resistant to all antibiotics)
       => bacteria, bacterium -- ((microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants)

Sense 2
superbug, Bemisia tabaci, poinsettia strain -- (a strain of pest accidentally imported into Florida from the Middle East then spread to California where it is a very serious pest feeding on almost all vegetable crops and poinsettias)
       => sweet-potato whitefly -- (a variety of whitefly)