"Disappearer" was the second single from Sonic Youth's 1990 album Goo. It was released in 1990 on DGC. The song's working title was "Number One", available on Goo Demos.
"That's All I Know (Right Now)" was previously released on the "Kool Thing" single.
The music video for "Disappearer" was directed by Todd Haynes. The beginning of the video shows the band wearing drag while evading the police, and then inside a car driving at night on the streets of Toronto, Canada.