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Purple Eye is the occurance that happens when one smokes so much Purple Kush strain Marijuana that instead of there eyes turning red they turn purple.

If u acheive this you are in stoner heaven
Damn,Jantzen got the hook up on dat Purple Kush......i smoked so much that i got Purple Eye!!!
by Ya Boi Killa J September 01, 2009
When after having oral/anal sex, the man pulls out and whips his penis around and hits the woman/other male in the eye, leaving a bruise
Dude, after i got done with that hoe, i gave her the purple eye!
by himminyhimminyhaw November 19, 2008