Unstable marine Synonyms

Definitions for Unstable


  • (adjective) not being in or able to maintain a state of balance
  • (adjective) likely to change frequently, suddenly, or unexpectedly
  • (adjective) not staying constant

UM abbreviation

UM is an abbreviation for Unstable Marine
What does UM stand for?
UM stands for "Unstable Marine"

Definitions for Marine


  • (adjective) of or relating to the sea
  • (adjective) of or relating to navigation of the sea
  • (noun) a member of the United States Marine corps