Written by Steve Kipner, Andrew Frampton, Wayne Wilkins, and Bedingfield and produced by the former three, the song is lyrically about being single and not needing a partner.

[3] The music video for "Single" was directed by Jake Nava and premiered on 26 March 2004 in the United Kingdom.

Dressed in jeans and a silver jacket, she is next shown performing a choreographed dance with three female dancers in a tunnel.

The final sequence of the video features Bedingfield at a party sitting outside on a patio, singing to herself.

The music video, as well as behind-the-scenes footage, was released commercially on the song's CD single.