A decorative exclamation mark, where a heart forms the top part of the symbol, and a circle the lower part. Similar to the way to the man in business suit levitating also creates a similar shape.
Heavy Heart Exclamation was approved as part of Unicode 1.1 in 1993 under the name โHeavy Heart Exclamation Mark Ornamentโ and added to Emoji 1.0 in 2015.