rustler

[n] - someone who steals livestock (especially cattle)
Found on http://www.webdictionary.co.uk/definition.php?query=rustler

Rustler

• (n.) One who, or that which, rustles. • (n.) A bovine animal that can care for itself in any circumstances; also, an alert, energetic, driving person.
Found on http://thinkexist.com/dictionary/meaning/rustler/

rustler

cattle thief noun someone who steals livestock (especially cattle)
Found on https://www.encyclo.co.uk/local/20974

Rustler

Rus'tler noun 1. One who, or that which, rustles. 2. A bovine animal that can care for itself in any circumstances; also, an alert, energetic, driving person. [ Slang, Western U.S.]
Found on http://www.encyclo.co.uk/webster/R/107
No exact match found