"AKA" stands for "also known as." It is commonly used to introduce an alternative name or identity for a person, place, or thing. For example, a famous musician might be known by their stage name, which can be presented as "John Smith, AKA Johnny Blaze." This abbreviation helps clarify or provide additional context about the subject. In various fields, such as law or academia, "AKA" can be used to reference aliases or pseudonyms. It is particularly useful in legal documents to ensure that all names associated with an individual are recognized, such as "the defendant, AKA Jane Doe." This usage aids in maintaining clarity and accuracy in communication.