United Kingdom of Great Britain and Northern Ireland vs redbrick university

United Kingdom of Great Britain and Northern Ireland and redbrick university both are nouns.

Word	Noun	Adjective	Verb	Adverb
United Kingdom of Great Britain and Northern Ireland	Yes	No	No	No
redbrick university	Yes	No	No	No

United Kingdom of Great Britain and Northern Ireland (noun)	redbrick university (noun)
a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom	(British informal) a provincial British university of relatively recent founding; distinguished from Oxford University and Cambridge University