Known combination
Hourglass shape or time running out
In fashion, fitness, or modeling posts, two hourglasses can point to an hourglass silhouette. Elsewhere they usually emphasize waiting, a deadline, or time running out.
Example in a message
The styling was made for that silhouette ⏳⌛
Emoji slang changes by community, relationship, platform, and tone. Treat this as a likely reading, not a certainty.
This may be a personal or new combination. Check the individual emojis and the conversation around it.