Unknown matter Synonyms
Unknown replaced
Definitions for Unknown
- (adjective) happening or existing without one's knowledge
- (adjective) not known or experienced before
- (adjective) not widely known
Synonyms for phrase
UM abbreviation
UM is an abbreviation for Unknown MatterWhat does UM stand for?
UM stands for "Unknown Matter" Matter replaced
Definitions for Matter
- (noun) a major object of interest or concern (as in a discussion or artistic composition )
- (noun) something to be dealt with
- (noun) communications or parcels sent or carried through the postal system