hourglass not done (U+23F3)

The hourglass emoji, ⏳, is a symbol that represents the passage of time. It depicts an hourglass with sand flowing from the top to the bottom, indicating that time is running out. This emoji is often used to convey a sense of urgency or to remind someone that a deadline is approaching. It can also be used to express frustration with the slow passage of time or to indicate that something is taking a long time. Additionally, the hourglass emoji can be used humorously to suggest that a situation is "timeless" or that time has stopped.