"Slam" was the second single released from Onyx's debut album, Bacdafucup. Released on May 11, 1993, "Slam" was Onyx's breakthrough single, making it to number 4 on the US Billboard 100 and was the group's second straight single to make it to number 1 on the Rap charts.
The main chant of the song's chorus is a variation of the vocal and organ intro to the much-sampled instrumental "The Champ" by The Mohawks.
The official remix, entitled "Slam (Bionyx remix)" was a collaboration with heavy metal band, Biohazard. It was first released on a maxi-single entitled Slam: The Alternatives and later appeared on Biohazard's Tales from the B-Side. Music videos for both the original and the Bionyx remix were released
The single was first certified gold on July 7, 1993, before being certified platinum on August 10, 1993. It sold over 900,000 copies.