1). To take part in debauched or otherwise immoral behaviour.

2). To devalue a currency.
Jay and Alex were getting up to some serious debasement yesterday.
by Eligos_Haagenti August 24, 2009
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Coined on the Pixies Doolittle album, meaning one who debases, or to lower in character, degrade, deteriorate, or move to a lower state of quality.
"Wanna grow up to be, be a debaser"
by Jes August 19, 2004
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the floor of a house that is underground
Guy 1: Where the fuck is the beer?
Guy 2: Just go down those stairs to get to debasement. That’s where all the drinks are.
Guy 1: sweet
by bong brain May 19, 2019
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A song by the pictures about Luis Buñuel and Salvador Dali's 1929 surreal 16 minute masterpiece "Un Chien Andalou" (An Andalucian Dog).
Did you idiots know that Debaser was about "un chien andalou"?
by Soneji75 March 16, 2005
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A really great song by the Pixies, and it's really none of the other stupid definitions above this one. Why do people write stuff like that? it's stupid.
I wanna grow...up to be...be a debaser!
by Pretty Good Lookin' Girl May 29, 2004
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The opposite of an base: an acid.
Hyrdochloric acid is not a base, therefore it is a debaser.
by Sean March 12, 2004
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