viralsensation

noun
UK /ˈvaɪ.rəl sɛnˈseɪ.ʃən/
US /ˈvaɪ.rəl sɛnˈseɪ.ʃən/

Something that becomes super popular very fast because lots of people share it online.

The funny cat video became a viral sensation overnight.


OTHER MEANINGS

2. A person who suddenly becomes very famous on the internet.

The young dancer turned into a viral sensation after one clip.

3. A piece of content that spreads quickly from person to person online.

That silly song was a viral sensation for weeks.

4. A product or idea that gains huge attention through sharing on social media.

The new toy became a viral sensation among kids.