UMA

noun4

1. •
   Initialism of unified memory access.
2. •
   Initialism of union membership agreement.
3. •
   (old-fashioned) Initialism of upper memory area.
4. •
   Initialism of unidentified mysterious animal.

noun1

1. •
   (slang) Any of the horse girl characters from Umamusume.

   • Agnes Tachyon is my favorite Uma.