Keycap: # emoji meaning

The keycap: # emoji is a visual representation of a hash or pound sign that appears inside a square keycap-like shape. It is often recognized as the symbol used for hashtags, making it popular on social media platforms where hashtags group content by topics. This emoji is also associated with its traditional role as the "number sign," frequently seen in phone numbers or as a shorthand for the word "number." Its design reflects the appearance of a button or key on a keyboard or keypad, making it relatable and easy to identify in digital communication.

The keycap: # emoji is also known as # Hash Emoji, # Hashtag Emoji.

The keycap: # emoji was approved and added in Emoji 3.0, see related proposal L2/09026