“Knockout” is a song by Lil Wayne from his album Rebirth. It features Nicki Minaj rapping near the end of the song and singing the chorus.

This song revolves around Lil Wayne’s personal relationships with a diverse group of women.
The song received generally negative reviews from critics, most of which stated that the song was better meant for other rock artists and Wayne does not have a place in the song. Most critics also gave Minaj a negative review in the song stating that the song went by too fast for her to deliver a worthy verse.