Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Verb: chuck it down
Usage: Brit, informal
  1. Rain heavily
    "Put on your rain coat-- it's chucking it down outside!";
    - pour, pelt, rain cats and dogs [informal], rain buckets [informal], belt down [informal], pelt down [informal], bucket [Brit, informal], teem [informal], tip [Brit, informal], chuck [Brit, informal]

Type of: rain, rain down