What does toenail mean?
A toenail is the hard, keratinized plate that grows at the end of a toe. It protects the sensitive tip of the toe and supports the foot’s ability to grip the ground, although its most familiar role is protecting the toe from everyday wear and minor injury. Toenails grow continuously and are trimmed for hygiene, comfort, and appearance; in common use, the word usually appears in the plural “toenails,” especially when discussing personal care. Toenails can also be affected by fungal infections, brittleness, discoloration, or ingrowing, making them relevant in medical and podiatric contexts. The term is literal rather than figurative in modern English, although it can sound mildly informal when used in everyday conversation. For formal health-related writing, “nail of the toe” is a possible descriptive alternative, while “toenail” remains the conventional dictionary term. Overall, toenail is a precise compound word for the nail of a toe, parallel to “fingernail.”
nounThe hard, keratinized plate that grows at the end of a toe. A toenail protects the tip of the toe and may be trimmed for hygiene, comfort, or appearance.
- The hard, keratinized plate growing at the end of a toe.
"She carefully trimmed her toenails before going to the beach."
"The podiatrist examined the toenail and explained how to prevent it from becoming ingrown."
"He painted each toenail a different color for the summer."
The standard plural is used for multiple nails and in general references to the nails of the feet.
"She painted her toenails after taking a shower."
Your toenails are made of keratin, the same tough structural protein that forms hair and the outer layer of skin.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does toenail come from?
The English word is a compound formed from “toe” and “nail,” both of which are inherited from Old English: “toe” continues Old English “tā,” and “nail” continues Old English “næl.” The compound follows the ordinary English pattern of joining two nouns to name something associated with both components. Its related English formations include “fingernail” and “thumbnail,” which use the same second element.
Related word forms
How toenail is actually used
The word is neutral in register and is generally used in the plural when referring to personal grooming. In medical contexts, it may refer specifically to the nail plate, the surrounding tissue, or an abnormal condition affecting either.
Easily confused with toenail
A fingernail grows at the end of a finger, whereas a toenail grows at the end of a toe.