lower back
Noun
Meaning
lower back (plural lower backs)
The region of the back above the waist, also known as the lumbar region; the area surrounding the five vertebrae between the rib cage and the pelvis.
Synonyms
Examples
I went to this tattoo parlor in the East Village and I got an outline of a violin on my lower back. They call them tramp stamps now.
For the record, I don't deserve this. But I have lower back pain and don't deserve that either. (After being listed as one of the twenty most brilliant living Christian Professors. Originally sourced to Jack Benny.)
Prolonged sitting can cause stiffness in your lower back.