Aussie's Buddy is a term used to refer to a close friend or companion, usually from Australia. The term is derived from the word 'MATE, ' which is a four-letter word commonly used in Australia and New Zealand to refer to a friend. It is also used as a term of endearment and camaraderie among Australians. Aussie's Buddy is often used to describe a person who is loyal, dependable, and always there for their friends.