Definition of killer bee in English:

killer bee

noun

US
informal
  • An Africanized honeybee.

    See Africanize (sense 2)
    • ‘Five people are known to have died from the killer bee strings since 1990.’
    • ‘Some people are highly allergic to any bee sting, but a single sting from a killer bee will not kill the average person.’
    • ‘There's a giant killer bee on my arm and it's neon orange and it's tickling me!’
    • ‘But I can tell you what it feels like to be attacked by a grizzly bear, gored by a bull, bitten by a venomous snake or attacked by African killer bees.’
    • ‘Fire ants are capable of doing more economic damage than another stinging insect, the Africanized honeybee, also called the killer bee, which spread into the state in 1993.’

Pronunciation

killer bee

/ˈkɪlər bi/