A parent made up bug you get from drinking to much concentrated squash
Little Jimmy: mum I don't feel so well

Mother : I told you to stop drinking pure orange concentrate from the bottle . You've probably got wigworm now
by Simplystefan July 15, 2019
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Johnnie was playing with the neighbor's dog and now he's got the wigworm.
by SMXT October 3, 2009
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