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1: An event which may compromise the present state of chillin resulting in a very mild inconvenience and slight discomfort

2: When a bro's hand accidentally touches your hand in mid-swing while walking

1: <steve> 'dude my parents are calling but i wanna hit the b0ng'
<sam> 'shit son, major chillision right there'

2: <sam> 'dude.. i think our hands just touched!?'
<steve> 'get the fuck away from me dude, thats a serious chillision!'
by smkn rydy May 12, 2008
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