A drinking game (often played on boats) involving the notoriously unpalatable Thai beer, Chang. Any time someone commits an act deemed to be typical of his/her persona, loud cries of "CHANG CHALLENGE!!" ring about and said person must then consume an entire bottle of the spicy brew at once. What constitutes a 'Chang-able' offence is open to group consensus and can be very broadly defined. This game is popular in Queensland, Australia.
Eric: "I really just want a girl who would stuff her stockings with cottage cheese just for me"

John: "...Uhhh, what is wrong with you?! Chang Challenge!!!!"

-Eric must now drink a Chang-
by Yewwwwwwwwww April 30, 2011
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The Chump Change Challenge is when a male or female takes whatever loose change they have, heat them up until red, place them on penis or vagina and try to chump(ejaculate)
My girl didn’t know what to eat so we settled it with a Chump Change Challenge”
by SnazzyProf January 30, 2018
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