A verb, which means to take your fingers and jam them into a person's ass or genital area. Generally it is considered sexual assault, unless you are very clever or the person you are doing it to is really laid back.
Damn! She's fine! I'm about to straight goose that bitch!
An Aussie saying for someone who does stupid shit and is just a dickhead in general. It is used similarly to the word “Shit cunt” which is also an Australian slang.
“Yeah, hes/shes a goose cunt” or “Yeah, he/she was acting like a goose cunt” etc.