1) An old-fashioned telecommunications device that makes digitally-encoded sounds to be received and interpreted through a telephone handset. The acoustic coupler had two rubber cups that fitted the "mouthpiece" and "earpiece of an old-fashioned phone "receiver".
2) A person who makes a lot of noise during sex.
"My phone won't fit the rubber cups on this acoustic coupler"
"Britney had her boyfriend round overnight and I couldn't get to sleep. She's such an acoustic coupler"
A autistic person that is acoustic.
Meaning a disabled person that has a good voice or sings well
Hey John look at that Autistic Acoustic person over there!
The meaning of "acoustic" in slang is another way of saying autistic, without actually saying the word. So when someone asks if a person is "acoustic" they're asked if that person is autistic. Or if someone says "You're so acoustic" they mean "You're so autistic/weird" Or in other words, sped.
"Is Samuel acoustic?"
"He acts so acoustic"
"You're so acoustic"
Acoustic quite simply mean autistic without necessarily wanting to offend the person
Is it acoustic?
Nah hes acoustic
Kopan Jeyanthan, typically a dumb monkey who is restarded.
You acoustic kid, Kopan what a weirdo
the properties or qualities of a room or building that determine how sound is transmitted in it.
The warehouse has brilliant acoustics