A
| Ace | Something is really good | |
| Aerial Ping Pong | Australian Rules Football - AFL. An Australian Sporting Game | |
| Aggro | Agressive | |
| Ambo | An Ambulance Driver or An Ambulance | |
| Ankle Biter | A small child | |
| Arvo | Afternoon "see you this arvo" | |
| Aussie | Australian Person | |
| Aussie Salute | Waving your hand infront of your face to shoo away a fly | |