An extremely venomous spider found in most regions of Australia. The spider most often associated with Australia
"Johnny got bitten by a redback and was rushed to hospital."

There was a redback in the pantry
by UginDaSpireeDragon August 21, 2015
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a high quality beer originating in western australia that has an aftertaste of banana and is favoured by australian women, but enjoyed on the whole as it is incredibly awesome.
customer: "can I grab a pot of redback, please, waiter?"
by tiny dancer July 4, 2004
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Alternative form for the word wetneck.
That redback's mom is from Arkansas and his father is from Mexico City.
by JHBennett October 14, 2008
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When you are fucking her doggie style, get a nose bleed and pour blood onto her back.
The air here is so dry I redbacked this whore while pounding her from behind. Oops!
by Bizz Jizz February 21, 2016
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Texas Dollar from the Republic of Texas before joining the United States
That will be 5 redbacks.
by greenfox1505 December 14, 2011
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Doing a girl or guy up the date missionary style on the carpet in front of a mirror. The intense friction on the coarse carpet gives the receiver's back the classic carpet burn signature usually encountered on one's knees after taking it doggy style.
Chris: Dude, that chick at the bar is gonna get some serious redback lana action when I get her back to my place! Damn!
by fistintheface July 5, 2013
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