tongue roller

noun
tongue roll·​er | \ -ˌrō-lər How to pronounce tongue roller (audio) \

Medical Definition of tongue roller

: a person who carries a dominant gene which confers the capacity to roll the tongue into the shape of a U

Learn More About tongue roller

Cite this Entry

“Tongue roller.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/tongue%20roller. Accessed 24 Jul. 2021.

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