What does RU stand for?

What does RU mean?

RU	Russian Regional » Language Codes (2 Letters)
RU	Russian Federation Regional » Countries
RU	Are You .... Internet » Chat
Ru	Ruthenium Academic & Science » Chemistry
Ru	Ruthenium Academic & Science » Electronics
RU	Rutgers University Academic & Science » Universities
RU	Rice University Academic & Science » Universities
RU	Rack Unit Governmental » Military
RU	Rack Unit Computing » Hardware
RU	Radio Userland Community » Media
RU	Resonance Units Miscellaneous » Unit Measures
RU	Runs Up Governmental » Transportation
RU	Relative Units Miscellaneous » Unit Measures
RU	Round Up Computing » Assembly
RU	Request Unit Governmental » Military
RU	Replaceable Unit Governmental » Military
RU	Read Uncommitted Computing » Assembly
RU	Reader User Computing » General
RU	Ready Units Governmental » Military
RU	Relative Uncertainty Academic & Science » Mathematics
RU	Rhythmic Unit Community » Music
RU	Routine Urinalysis Medical » Physiology
RU	Responsibility Unit Governmental » Police
RU	Reduced Units Miscellaneous » Unclassified
RU	Response Unit Governmental » Police