Definition of warrigal in English:

1A dingo dog.

2A wild or untamed horse.

3

1(of a plant) not cultivated.

野生瓜。

1. 1.1 Untamed; undisciplined.
   未驯服的；无修养的；散漫的
   half a dozen warrigal knockabout men, proper tearaway types

   六个粗野的流浪汉，十足的野蛮人。