Top Definition
The name one uses to decribe their annoying sister.
Hacoon, piss off!

Hacoon, stop writing all over my homework!
by Pip February 10, 2004
A younger female sibling, one who annoys you and whose main purpose in life is to cause as much inconvenience to you and all living creatures worldwide.

The term hacoon is generally used as an insult.
Hacoon, get off the paan!

by SJ February 25, 2004
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