It doesn't, you know
Rock in Russian would just be 'рок' or 'РОК' in capitals.
The word 'утёс' means 'cliff' which is vaguely sort of a kind of rock - but probably not the sort you had i mind. Just putting words in a dictionary isn't a great idea...
(
numberbruncher - correct by nature,
Fri 6 Mar 2009, 8:03,
archived)