Rare unknown Synonyms

Rare replaced

great unknown

strange unknown

Definitions for Rare

(adjective) being out of the ordinary
(adjective) having qualities that appeal to a refined taste
(adjective) not often occurring or repeated

RU abbreviation

RU is an abbreviation for Rare Unknown

What does RU stand for?

RU stands for "Rare Unknown"

Unknown replaced

rare newcomer

rare original

Definitions for Unknown

(adjective) happening or existing without one's knowledge
(adjective) not known or experienced before
(adjective) not widely known