⌛ Hourglass

An hourglass, generally shown without flowing sand. This hourglass emoji is used on Snapchat to indicate a Snapstreak is soon to end. Hourgl http://emojipedia.org/hourglass/

• Not moving quickly; taking a comparatively long time
• Not happening in a short time; spread over a comparatively long time.
• Spread over a comparatively long time.

• A device that measures the passage of a few minutes or an hour of time thanks to sand flowing through a narrow passage from one vessel to another.
• Timepiece in which the passage of time is indicated by the flow of sand from one transparent container to another through a narrow passage
• A clock made of two glass vessels connected with a narrow passage, with sand flowing through that passage.
• An instrument for measuring the passage of time by the passage of sand through a narrow opening.
• An hourglass measures the passage of a few minutes or an hour of time.
• A sandglass that runs for sixty minutes
• Instrument that measures a specific length of time
• A timer is a specialized type of clock for measuring time intervals.
• Device used to measure time.
• An internal routine that causes the system to send a message whenever a specified interval elapses.
• A mechanism that measures the remaining time from a preset amount of time and sounds an alarm when this time has elapsed.
• A device used to measure amounts of time.