Bandog

Ban'dog` (băn'dŏg`; 115) noun [ Band + dog , i.e., bound dog.] A mastiff or other large and fierce dog, usually kept chained or tied up. « The keeper entered leading his bandog , a large bloodhound, tied in a leam, or band, from which he takes his name. Sir W. ...
Found on http://www.encyclo.co.uk/webster/B/11

Bandog

• (n.) A mastiff or other large and fierce dog, usually kept chained or tied up.
Found on http://thinkexist.com/dictionary/meaning/bandog/

Bandog

A dog tied by day, released at night.
Found on http://www.akc.org/about/glossary.cfm
No exact match found