What is Donncha?
1.
A ridiculously funny person.
This originates from Donncha Coleman, an amateur comedian whose catchphrase was "is this some kind of sick joke?" The name itself is Irish for "Dennis".
"You're a bit of a donncha".
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2.
donncha is commonly used to describe the mood or way of behaviour of the male genital, usually associated with the touching of a penis when it is ridicliously small and bent.
Look and his penis it looks like donncha!
my penis is disgusting its in a donncha kinda mood.
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