What does umsx mean ?
Users submitted definitions
1. Upheapings Masses Smithers Xerafins
2. Undress Morphos Sorryish Xenografts
3. Upjet Maters Saeters Xylem
4. Unskilful Martellos Simkins Xylem
5. Upcoast Microlith Spheral Xenocrysts
6. Underslung Motormouth Skyred Xeroderma
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