The bump was a primarily 1970s fad

FAD

In biochemistry, flavin adenine dinucleotide is a redox cofactor involved in several important reactions in metabolism. FAD can exist in two different redox states, which it converts between by accepting or donating electrons. The molecule consists of a riboflavin moiety bound to the phosphate...

 dance introduced by Johnny Spruce in which the main move is to lightly "bump" hips on every other beat of the music. As the dance (and the evening) progressed, the bumping could become more intimate, bumping hip to backside, low bending, etc. There were several songs that were inspired by the bump one of which was called "The Bump" by Kenny

Kenny (band)

Kenny were a mid-1970s English pop and glam rock band.-Career:Kenny emerged from a North London band called Chufff. Songwriters Bill Martin and Phil Coulter wrote the bulk of the successful songs for them. In the event, stardom was to prove extremely fleeting...

 but the song that is most remembered is "Give Up the Funk (Tear the Roof off the Sucker)

Give Up The Funk (Tear The Roof Off The Sucker)

"Give Up the Funk " is a funk song by Parliament. It was released as a single under the name "Tear the Roof off the Sucker ". It was the second single to be released from Parliament's 1976 album Mothership Connection "Give Up the Funk (Tear the Roof off the Sucker)" is a funk song by Parliament. It...

" by George Clinton

George Clinton (musician)

George Clinton is an American singer, songwriter, bandleader, and music producer and the principal architect of P-Funk. He was the mastermind of the bands Parliament and Funkadelic during the 1970s and early 1980s, and launched a solo career in 1981. He has been cited as one of the foremost...

 and Parliament

Parliament (band)

Parliament was a funk band most prominent during the 1970s. It and its sister act Funkadelic, both led by George Clinton, began the funk music culture of that decade.-History:...

, which was released in 1976. The lyric in the song is "we want the funk", but has been mistaken for "we want the bump". In the UK, possibly the most popular and evocative song used for this dance was "Nutbush City Limits

Nutbush City Limits

"Nutbush City Limits" is a semi-autobiographical rock and roll song written and originally performed by Tina Turner in which she commemorates her rural hometown of Nutbush, Tennessee. Released June 1973, shortly before her separation from then-husband and musical partner Ike Turner, "Nutbush City...

" by "Ike & Tina Turner

Ike & Tina Turner

Ike & Tina Turner were an American rock & roll and soul duo, made of the husband-and-wife team of Ike Turner and Tina Turner in the 1960s and 1970s. Spanning sixteen years together as a recording group, the duo's repertoire included rock & roll, soul, blues and funk...

".