1 definition by w1n5ton0

Top Definition
An attempt to masturbate to ejaculation while on a recreational dose of dextromethorphan, characterized by being damn near impossible, few have successfully completed the challenge, those who have deserve an extreme degree of respect from their peers
Ben completed The DXM Challenge on his second attempt, making him a local celebrity
by w1n5ton0 October 17, 2011
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