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4.
A person of the name 'Jack' whose sexual preference leans toward that of a homosexual.
Hello Jack, since you have ejaculated on that man's ass, I declare you a 'Jackfruit.'
by Tony Montana April 07, 2003
 
1.
n. An exotic fruit scientifically known as Artocarpus heterophyllus indigenous the rain forests in the Western Ghats of India. Is also found in Brazil, Africa, and the Philippines. The fruit's interior consists of large edible bulbs of yellow, banana-flavored flesh that encloses a smooth, oval, light-brown seed.
I love jackfruits so much that my pancreas almost exploded when I ate one, you jackfruit.
by Dr. Gupta May 04, 2005
 
2.
Refers to an individual of questionable intelligence. A stupid or slow-witted person. Like that of one who's head is misshapen or resembles a jackfruit (Artocarpus heterophyllus)
The motorist just sat there at the green-light like a jackfruit.
by rioensi July 11, 2012
 
3.
genitals; penis and balls. You jack off to get the balljuices out. Like apples, fruit.
"I am like, so thirsty."
"Suck my jackfruit hon."
by munstro1718 July 25, 2009