weekend warrior vs armed forces

weekend warrior and armed forces both are nouns.

Word	Noun	Adjective	Verb	Adverb
weekend warrior	Yes	No	No	No
armed forces	Yes	No	No	No

weekend warrior (noun)	armed forces (noun)
a reservist who fulfills the military obligation on weekends	the military forces of a nation
a homeowner who acts as a contractor and tries to do major improvement projects on weekends (often without understanding the scope of the work to be done)