A portmanteau of the words "Bad" and "Ass", pronounced like you would the instrument, not the fish. This word can just be used as a replacement for saying "Bad-Ass", so that it comes out quicker, and is not construed as being socially impolite.
"Dude, Batman is such a BAMF."
"Yeah dude, The Dark Knight was a friggin' bass movie."
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When it is impossible to distinguish where an obese person's back fat ends and their ass begins. Combination of the words "back" and "ass".
Nacho: Hey, that new guy William Jones that started yesterday, is one fat motherfucker.
Gabe: Fuck yeah, he's so fat that he don't just have ass, he's got bass.
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When your dad says your in a world of shit, but like ten times worse is BASS
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The cause of many earthquakes and car accidents, a ghetto blaster (way of saying something is loud and ghetto), a way of saying cool
"The cause of the car accident was bass."
"Dude, that sterrio is so bass! You can hear it in Phily!"
"That gun is so bass."
"I'm so bass."
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Another term equivalant to cool, tight, sweet, awesome, etc etc. Almost exclusively used as an adjective. Originated within garage bands from Ohio and spread from there.
It is pronounced like the instrument, not the fish. Pronouncing it in the latter sense is a source of ridicule.
1. That new song by Jill Sobule is pretty bass.
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