A mountain summit or crest that lacks forest growth despite a warm climate conducive to such, as is found in many places in the Southern Appalachian Mountains.
"The bald stands as a bare, treeless peak rising sharply from the surrounding forests of the Southern Appalachians."
In plain English: A bald is not actually a word used as a noun; it describes someone who has no hair on their head or body.
"The bald spot on his head was very noticeable in the sunlight."
To become bald.
"He noticed that he had begun to go bald after losing his hairline over the summer."
lacking hair on all or most of the scalp
"a bald pate"
"a bald-headed gentleman"
Having no hair, fur or feathers.
"The old dog looked sad because he was completely bald on his back where all his fur had fallen out."
In plain English: Bald means having no hair on your head, but it can also describe something that is completely empty of any covering or decoration.
"He decided to shave his head completely because he was getting bald anyway."
Usage: Use "bald" for both people and animals lacking all body hair, but avoid it when referring to humans who have thinning hair on their heads unless they are completely smooth-skinned. For partial hair loss in men, the term "balding" is often more accurate than describing them as simply bald.
A surname.
"Bald is a common English surname, and there are many famous people who bear that name."
The word "bald" likely comes from Middle English words meaning a round object or head. While its exact origin is uncertain, it may have traveled into modern usage through connections to terms for fire or white spots on foreheads in other Germanic and Albanian languages.