Slip-cueing is a turntable-based DJ technique that consists of holding a record

Gramophone record

A gramophone record, commonly known as a phonograph record , vinyl record , or colloquially, a record, is an analog sound storage medium consisting of a flat disc with an inscribed, modulated spiral groove...

 still while the platter rotates underneath the slipmat

Slipmat

A slipmat is a circular piece of slippery cloth or synthetic materials disk jockeys place on the turntable platter instead of the traditional rubber mat....

 and releasing it at the right moment. This way the record accelerates to the right speed almost immediately, without waiting for the heavy platter to start up. Slip-cueing was introduced to the disco scene by Francis Grasso

Francis Grasso

Francis Grasso ) was an American disc jockey from New York City, best known for inventing the technique of slip-cueing and later beatmatching which is the foundation of the modern club DJ's technique.Grasso started his DJ career in 1967 at a New York nightclub called Salvation II...

.

~ Goldman 1978

While the technique of slip cueing had originated in the broadcast industry several years before, it was Francis Grasso

Francis Grasso

Francis Grasso ) was an American disc jockey from New York City, best known for inventing the technique of slip-cueing and later beatmatching which is the foundation of the modern club DJ's technique.Grasso started his DJ career in 1967 at a New York nightclub called Salvation II...

who changed the style by releasing the next song on beat, creating a continuous flow of music for a nightclub dance floor.

Source

• Jones, Alan and Kantonen, Jussi (1999). Saturday Night Forever: The Story of Disco. Chicago, Illinois: A Cappella Books. ISBN 1-55652-411-0.

• Goldman, Albert, (1978). Disco. New York, New York: Hawthorn Books. ISBN 0-8015-2128-9.