tailbone
Noun
Meaning
tailbone (plural tailbones)
(informal) The final fused vertebrae at the base of the spine; the coccyx.
Synonyms
Examples
Extending like a hammock from the tailbone to the pubic bone they support the back, abdomen, bladder and bowel helping to maintain faecal and urinary continence.
Lengthen the tailbone away from the back of your pelvis.
I've known my tailbone still wags for a few years now when I looked it up and sure enough it does.
She landed with her legs splayed and her tailbone potentially bruised.
Teratomas growing from the tailbone are the most common type of tumour found in newborns and infants, although they are still rare, occurring in around one in 35-40,000 babies.
Lengthen your tailbone away from the back of your pelvis and press it lightly toward the pubis.