megahit
me·ga·hit
noun
1.
an unsually successful hit with widespread popularity and huge sales (especially a movie or play or recording or novel)
Origin
From mega- + hit.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.