The effects left after prolonged use of mind-altering drugs.
Stoner 1: "Yo, Dude, the other day me and my buddy were checking out this sweet new board and..."
Stoner 2: "...And what dude? What happened?"
Stoner 1: "Fuck, i don't fucking remember!"
Stoner 2: "You got one mean case of Squash Rot, man"
Stoner 1: "Fuck you man.... A few more Rips off this bong will cure it"