→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →How "D“” has been used since the Middle Ages to refer to, among other things, having sex: “Let’s go for a roll in the hay”; “Rolling under the sheets”; etc. The word “rock”, again among other things, has been used since at least the 17th century as a term meaning “shake or disturb”. A couple hundred years later, this had also spread to black gospel singers using “rock” to refer to being shaken in a spiritual sense, as in spiritual rapture (rocked). Want the text version?: http://www.todayifoundout.com/index.php/2010/10/where-the-term-rock-and-roll-came-from/ Sources: http://www.freakingnews.com/Classic-Rock-Pictures-11248.asp http://en.wiktionary.org/wiki/rock_and_roll http://www.etymonline.com/index.php?term=rock http://flavorwire.com/109772/the-etymology-of-10-musical-genre-names http://en.wikipedia.org/wiki/Rock_and_roll http://en.wikipedia.org/wiki/Rockabilly http://www.etymonline.com/index.php?term=roll http://en.wikipedia.org/wiki/Rock_and_Roll_Hall_of_Fame