MOS

English Wikipedia has an article on:

MOS

Wikipedia

MOS

1. (electronics) Initialism of metal oxide semiconductor.
2. (computing) Initialism of maintenance operating system.
3. (computing) Initialism of mobile operating system.
4. Initialism of member of the opposite sex.
5. (military) Initialism of military occupational specialty.

   "I was a marine. My MOS was 0311," he said.

6. (law enforcement) Initialism of member of the service.

   "We have an MOS down," the dispatcher said.

7. Initialism of manual of style.
8. (broadcasting) Initialism of man on the street.

MOS

1. (Hong Kong, informal) Initialism of Ma On Shan.

• See also MOSFET
• pMOS
• nMOS

Disputed, with many speculative suggestions; see Wikipedia.

MOS

English Wikipedia has an article on:

MOS (filmmaking)

Wikipedia

1. (film) Without a synchronous audio track.

• OMS, OMs, SMO, SOM, Som., oms, osm, som, som'

MOS (accusative MOS-n)

1. Initialism of Monda Organizaĵo pri Sano.

MOS (first-person possessive MOSku, second-person possessive MOSmu, third-person possessive MOSnya)

1. (education, historical) Initialism of masa orientasi siswa (“student orientation”).