Top Definition
Place of origin: Hamilton, Ontario, Canada.
The (probably imaginary) fetish of enlarging one's testicle(s), through lack of use or medical illness, to the point of cartoonish proportions. Then, once 'full', bursting said testicle(s) all over a sexual partner.
"I haven't had sex in so long, I may end up egg yolking the next girl I hook up with."
by Gimmick The Gnome April 25, 2010

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