Definition of DOS

Noun: DoS

  1. The federal department in the United States that sets and maintains foreign policies
    "the DoS was created in 1789";
    - Department of State, United States Department of State, State Department, State
Noun: DOS
  1. An operating system that is on a disk
    - disk operating system
Noun: do  doo
  1. An uproarious party
    - bash, brawl
     
  2. The syllable naming the first (tonic) note of any major scale in solmization
    - doh, ut

See also:
Doryopteris
dosage

Anagrams containing the word DOS

dos sdo osd