A poosy is when you stick your dick inside a girls arsehole and get juice all over your dick and then stick it back in her pussy - voilà you've made a poosy!
Hey Josh bro, how was your night last night?

Amazing bro! I gave her a poosy!
by Poosymonster December 30, 2020
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A combination of the words "poo" and "pussy" to form one word relating the use of the asshole as a pussy. Often, but not necessarily always, used in the case of a mtf transsexual.
I think I broke her ass-hymen, her poosy was bleeding all over me last night.
by The Nagus June 21, 2011
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Weaksauce; lame; another saying for pusseh (more "O's" after the "p"= extra poosiness)
Harry is a poosi!!
POOOOOSI
by Kdawgizzle August 30, 2006
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the plural form of "pussy" or a very funny word. pronounced POO- S- I
"well! her poosi sure was good last night!"
by Sally Slade :] December 6, 2007
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Poosie(Poo-see) comes from the word pussy, vagina, twat, cunt, cooter, ect ect. The differnce is that Poosie is a really nice pussy.
I roxxed her poosie.
by Syntek March 18, 2005
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Slang for "vagina" said by those hesitant to actually say "pussy."
I bet Duke Nukem gets a lot of poosy.
by Anonymous September 18, 2002
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A photo angle where a girl shows both her vagina and bum hole at the same time.
Friend 1:"Hey did you get a nude from that girl the other night?"

Friend 2: "Yeah man she sent me a poosie pic"
Friend 1: "dope"
by Jallsop October 25, 2018
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