Top Definition
Something that is incredibly dangerous but is still the epitome of chill

Such as: 1. A hot car with no seatbelts 2. A rabid rottweiler 3. A psychopathic movie star 4. Most of Australia's fauna
Your new razorwire necklace is lethally cool!
by Stryker and Lucky January 11, 2008
8 Words related to lethally cool

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