the small of the/one's back
phrase
: the lower part of the back that is smaller and narrower than the rest
I felt a sharp pain in the small of my back.
Cite this Entry
“The small of the/one's back.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/the%20small%20of%20the%2Fone%27s%20back. Accessed 9 Mar. 2026.
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