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1. Thats a neck
The act of slapping one in the neck for an unfortunate event that occured mentally or physically
Charlie trips over his feet so someone says "thats a neck" and slaps Charlie in the neck.
2. Thats a neck
when someone says something totally wrong or realy stupid you slap their neck and say thats a neck! gets really annoying yolk neck
Hey 2+2=5

Thats a neck!
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