Thrash Acid 

A form of dance music that can't really be classified as music. Noisy and aggressive.

Scuse me, dja gawt anee THRASH ACID?

Thrash Acid by Anonymous August 29, 2003

Acid Trash

A term used to explain the fact that the sentence you were starting wasn't going anywhere and you want to end it briefly. Only applicable when you are under the influence of LSD.

Hey this goose feather looks.... ah fuck acid trash.

Acid Trash by 100% Retarded November 2, 2008