1 definition by xXPapaMoonxX

A horse with a horn on its head, aka a more manly name for a unicorn.

Also should be the title for a Halo kill reward.
Ex 1)
Person 1: "Hey did you see Neil Patrick Harris on that Rhynopwny?"

Person 2: "Yeah man that was sick!"

Ex 2)
(In the announcer for Halo voice)
Double Kill
Triple Kill
Overkill
Killtacular
...
Rhynopwny
by xXPapaMoonxX April 14, 2011
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