Rustler
/ˈrʌslər/
Definition 1 of 2
Pro Tip 1/3Crime Related
Rustler implies illegal activity related to stealing animals, carrying a negative connotation. 
After a thorough investigation, the ranchowner identified the rustler.
Pro Tip 2/3Wild West Image
The term is often associated with old Western movies where cattle rustlers are common outlaws. 
The movie portrayed a fearless sheriff pursuing a notorious cattle rustler.
Pro Tip 3/3Historical Context
Understanding the history of livestock theft can give insight into the origins of 'rustler' usage. 
During history class, we learned about rustlers and their impact on the cattle industry.