Definition of "overload"

overload

/ˌəʊvə(ɹ)ˈləʊd/

verb
third-person singular simple present overloads, present participle overloading, simple past and past participle overloaded
1. (transitive) To load excessively.
2. (transitive) To provide too much power to a circuit.
3. (transitive, object-oriented programming) To create different functions for the same name, to be used in different contexts.
4. (intransitive) To fail due to excessive load.
noun
plural overloads
1. An excessive load.
2. The damage done, or the outage caused, by such a load.
3. (automotive) An load of goods above the prescribed carrying weight of the vehicle.
  Quotations
  We did haul overloads sometimes[.]
  2000, Bob Foster, Birdum or Bust!, Henley Beach, SA: Seaview Press, page 60
4. (computing, programming) An overloaded version of a function.
  Quotations
  Code an overload of the insertion operator for the Rectangle class.
  2005, John C Molluzzo, C++ for business programming