1 definition by sick flick

the sound that a cute boy makes before an attack. many cute boys will scream NININI before they charge a group of unfortunate people whom will probably be frightened and probably pummeled by blunt objects.
Group of drug addicts"those cute boys think they are sooooo cool."
Cute boys "NINININI"
Drug addicts "AHHH SHIITTTT!" as they cower in a corner.
by sick flick October 26, 2011
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