Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: trial run  trI-ul rún
  1. A trial of something to see if or how it works
    "The company performed a trial run of the new software before its official launch";
    - trial, test, tryout, dummy run [Brit, informal]

Derived forms: trial runs

Type of: experiment, experimentation

Encyclopedia: Trial run