Definitions:

1. Is an abbreviation for also known as. adverb
   • James Brown, aka 'the Godfather of Soul', is one of my musical heroes.
   • Michael Jackson, aka 'the King of Pop', revolutionized the music industry.
   • The guitarist a.k.a. 'Slash' was born Saul Hudson in England.
   • The term 'brunch', aka breakfast-lunch, has gained popularity among those who enjoy a late morning meal.
2. Used to indicate another name or alias used by a person. NOUN
   • John Smith, aka 'The Phantom', was a notorious hacker who eluded authorities for years.

Synonyms:

• alias
• also known as