Define Lumbar Jack Meaning

Lumbar Jack
A pun based on the word, Lumberjack, this phrase describes the act of masturbating and ejaculating onto the lower back (or lumbar region) of a woman.

Commonly performed by chiropractors while performing spinal adjustments.

This hot patient of mine wanted her spine adjusted so I took the opportunity for a quick lumbar jack. Ya, she sued, but I kept my license to practice.
By Jillana