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Unknown disease that attacks the body’s digestive system resulting in uncontrollable Flatulence. In some instances flatulence can reach up to a 14 on the Flatulence shmisshomorshin scale which actually only ranges from 1-10. This disease is now know as the SLEACH, slang used “sleach fart”.

Damn!!!! That was one horrid sleach fart Justin.
by fire fly(2008) December 10, 2008

Words related to sleach

beano fart lol nasty smell