Sockdolager
Pronunciation : Sock*dol"a*ger
Part of Speech : n.
Etymology : [A corruption of doxology.] [Written also sockdologer.]
Definition : 1. That which finishes or ends a matter; a settler; a poser, as a heavy blow, a conclusive answer, and the like. [Slang, U.S.]
2. (Angling)
Defn: A combination of two hooks which close upon each other, by means of a spring, as soon as the fish bites. [U. S.]
Source : Webster's Unabridged Dictionary, 1913