Source : Webster's Revised Unabridged Dictionary (1913)

Staunch \Staunch\, Staunchly \Staunch"ly\, Staunchness
\Staunch"ness\, etc.
   See {Stanch}, {Stanchly}, etc.

Source : WordNet®

staunch
     adj : firm and dependable especially in loyalty; "a steadfast
           ally"; "a staunch defender of free speech"; "unswerving
           devotion"; "unswerving allegiance" [syn: {steadfast}, {unswerving}]

staunch
     v : stop the flow of a liquid; "staunch the blood flow"; "them
         the tide" [syn: {stem}, {stanch}, {halt}]