A person who can drink so much alcohol without showing physical signs of drunkenness that they would be considered a heavyweight amongst the Asgardians of Norse mythology.
John: Jimmy just finished a bottle of Jaeger all by himself! How is he still functional?

Jake: He's an asgardian heavyweight. He's probably just a little buzzed after that.
by Shitshatpattywhack June 3, 2018
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Is a basketball slang " catch phrase " for a matchup of 2 marquee players who are going to go at one another in a head to head duel.
Bill Russell and Wilt Chamberlain was a battle of 2 Dunkadelic Heavyweights that may be considered the biggest one on one rivalry of All-Time in the NBA. The 1988 All-Star Slam Dunk contest was a Dunkadelic Heavyweight showdown between Dominique Wilkens and Michael Jordan. Now that's Dunkadelic!!!!!
by Derrick E. Vaughan April 6, 2005
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An extinct form of sports figure and entertainer that existed and flurished only when racism was accepted and government sanctioned. After the decline of government approved racism the white boxer went extinct leaving only fossil records and remembered only in fiction based fantacy movies like Rocky where a white man is unrealistically beating the hell out of a black man who is a much better more fierce and more fit contender.
White Heavyweight Boxer. Rocky I, Rocky II, Rocky III, Rocky IV, Rocky 19, Rocky 20.
by Crackah Hater June 6, 2011
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Unlike in wrestling, a heavyweight champ masters high tolerances of alcohol
Marybeth: “Yo, did you see how wasted Jane got last night?”
Brenda: “Ya, she’s no heavyweight champ.”
by AnnaHelterbrand February 5, 2023
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