A person who has autism.
Wow! Would you look at that guy, he is proper acoustic.
by JenoBeno October 9, 2023
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a word used to describe anything that works without electricity. It can also refer to doing anything without using electronic gadgets, or something old fashioned.
" My grandpa has an acoustic 1930's phone."
or
" Fred didn't ask Liz out on Facebook, he did it the acoustic way"
by MamaGramma March 5, 2010
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Seeing a pair of boobs with no bra. A naked pair of breasts.
Ralph: "Wow, Jenny sure does have nice boobs!"
Rodney: "They're not great acoustic though man. Big let downs..."
by Ahleeks March 15, 2011
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acoustic musics.
either music made acoustic
or music that was written electric then made acoustic.
by spencershadows January 7, 2008
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"How are those acoustics?," she says, then laughs.
by whatever454 April 27, 2009
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Absolute soul-wrenching heartbreak from which there is no recovery.
All aboard the lolnope train to fuckthatville (acoustic version).
by lavie-boheme September 28, 2012
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