When you bust a load off a hill or any high surface, and land it in someone's belongings
"Aye did you see that Australian Milky Bomb I dropped last night?"
"Yeah mate! You got it right in his maccas"
by SamFuller March 14, 2023
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a paleish boy whoe drains you of all your fluids, sexually
"Nah, ++++ has such a weird dick, and so overconfident in his sexual progress. **** is the true australian vampire."
by S*I** February 22, 2019
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A giant douche bag, a large moist sack for "down unda".
Man, he's a fucking Australian Bagpipe. I can't believe he would even do that!
by LiamAtreides September 5, 2019
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Also known as a fart. An Australian burp is like a regular burp, but 'down under'.
"Dude it stinks in here, did you fart?" - Tom
"No, I swear it was just a burp." - Jeff
"It smells like it was an Australian burp." - Kirk
by Hank Überman November 26, 2021
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Yo, what happened to Johnny Sparks from senior year?

Heard he committed and Australian suicide
by EmpyreanHalo January 10, 2021
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A deepthroat blowjob in which the receiver is being grabbed in the back of the head, pushed down on the penis until his/hers forehead is smacked against the giver's stomach, repeatedly
I gave this a girl a super hard Australian blowjob yesterday, her throat is still sore
by eilat13 October 7, 2021
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To receive a blowjob while simultaneously being punched repeatedly in the balls in a speedbag fashion.
Guy: Sarah must be related to Ali, she just gave me the best Australian blowjob ever!
by Legen dairy July 13, 2022
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