An Abo's handbag refers to the plastic bag that is used to contain the cheap wine (goon) sold in cardboard boxes. The bag has a tap attached that can be pressed to release the wine.
Abo is slang for an Aborigine....the native race of Australia. Aborigines are considered alcoholics by many.
To have a foul tasting mouth such as the dry foul taste in the mouth the morning after a hard drinking session. Reference is generally to the Australian aboriginal as they have very poor personal hygiene.
Australian slang for a 750ml stubby (Longneck bottle, as opposed to the traditional 375ml stubby) of beer. Most abo stubbies are cheap australian beers.
The term Abo stubby comes from the fact that aboriginals, or Abos, refer to longnecks as stubbies because they are alwayas drunk off their centrelink payments and a 375ml stubby just doesnt cut it for them.