Quill Shaft

verb.
To compensate for an elastic/loose anus or slim penis by fully inserting a Fleshlight or similar device into the anus of a partner and subsequently copulating.

noun.
A shaft within another hollow shaft, as in a penis within a Fleshlight or pocket vagina.

verb.
I wouldn't have felt a thing in Mary Kate's stool drooling ass pipe if i didn't quill shaft her.

noun.
I didn't have a condom so I punished her ass with a quill shaft.