AC/DC was a band.
AC/DC are an Australian rock band , formed in 1973 by brothers Malcolm and Angus Young . Later that year , the band released the new album , Back in Black , which was made as a tribute to Bon Scott . AC/DC ranked fourth on VH1 's list of the `` 100 Greatest Artists of Hard Rock '' and were named the seventh `` Greatest Heavy Metal Band of All Time '' by MTV .