when you're fucking someone and the condom slips off but u somehow don't get pregnant even though the incident happened days before your period. it's also a shipname for two very rare human beings that have telepathic abilities.
Susan: My boyfriend did an Urkellie last night. I hope I'm not pregnant.
Hannah: Lol, sucks to be you.
Hannah: Lol, sucks to be you.
by Urkellie August 21, 2018
