When a female takes her partners' poop, then freezes it to make a long dildo out of it then eventually melting in the females vagina. the missile melts in the hot climate-hence Argentinean Missile!
John: Yo bill did you here?
Bill: What?
John: Mary did an argentinean missile with bob last night
Bill: oh thats disgusting! your going to make me puke
John: I heard the missile melted after only 2 minutes!
by James Biggiesmalls October 24, 2010
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