Top Definition
The act of having your balls get stuck to your underwear by the bond of your own semen. Usually occuring after having masturbated and putting your underwear on right afterwards or by the act of a wet dream.
When I went to take my shorts off I realized I had a severe case of the underoo glue and managed to remove them without any damage to my testicles
by William_Shakes September 10, 2007
5 Words related to underoo glue

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