It means to shove a cactus up your ass or cunt or whatever the fuck you have they're telling you to the nearest cactus and then fuck it
1.Somebody's being extremely obnoxious go fuck yourself with a cactus
2. Someone wants try playing a very cancer game like that stupid cat Pictionary you say how about we play this game it's called go fuck yourself with a cactus the rules are simple go fuck yourself with a cactus
3. Somebody asks you how would you like to do something very stupid
You say how would you like to go fuck yourself of a cactus
by ಠ_ರೃ 1997 February 25, 2018
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When saying fuck you isn't good enough...this insult is enough to kill a man
Guy: ur a bitch

You: Oh go fuck a cactus
by alex.me March 25, 2021
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S0mething you say to a person that really just is that pain in your ass,
(if your a girl this is not recomended)
OMG did you just piss in my cola??! GO FUCK A CACTUS
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