bob: hey, why is that guitarist extending and shifting his neck like that?  rob: oh, you mean allen? he expresses his inner gooseliness through means of the goose neck
the act of extending and shifting the neck back and forth to the rhythm of music
"bob: hey, why is that guitarist extending and shifting his neck like that?  rob: oh, you mean allen? he expresses his inner gooseliness through means of the goose neck" What is the definition of "goose neck"?