1. corker(n = noun.communication) - (dated slang) a remarkable or excellent thing or person; "that story was a corker"
is a kind of content, message, subject matter, substance
2. corker(n = noun.artifact) - a machine that is used to put corks in bottles;
is a kind of machine
Derived form verb cork1
corker, n. sl. an excellent or astonishing person or thing.