Procure por qualquer palavra, como dirty sanchez:
 
1.
A child's imaginary friend or the name of an Australian/French Canadian fetus.
Family Friend: "Is Gumnut here?"
Child: "No, Gumnut is sleeping."

-or-

Friend: "How's Gumnut?"
Mother-to-be: "Good... she kicked all night long though so I couldn't get any sleep."
por Rella 17 de Abril de 2008
 
2.
Weirdo/Freak/Timewaster that posts fake adverts on Gumtree.com and then continues to waste responder's time.
This Gumnut corrseponded to me over a 5 day period and there never was a room for rent!
por Daveout Atheist 13 de Janeiro de 2007
 
3.
A gumnut is a person who can be classed as a total geek or nerd or someone of lower social standards.
Shit did you see Daina's friends, what Gumnuts!
por Leigh Aiston 19 de Julho de 2006