big brother

See also: Big Brother



big brother (plural big brothers)

  1. A sibling's older brother used especially by children or by parents in speaking to their children.
    If you don't give me back my toys I'll tell my big brother!
  2. (figurative) Something that is bigger in comparison.
    • 2019 October, Roger Ford, “WCP award - victory for DfT reactionaries”, in Modern Railways, page 32:
      While the little MTU Vee-12s in the Class 800 bi-mode generating units have lower overall emissions than their big brothers in the Class 43 IC125 power cars, in the case of CO₂, when you burn a litre of diesel fuel you get 2.8kg of CO₂. [a possible error in the original text]
  3. Alternative form of Big Brother


See alsoEdit