It stands for Counselor, as in a member of the city council.
It could mean 'circa' which means around or approximately.
CR on a 10K ring indicates that the ring is made of 10 karat gold, which means it is 41.7% pure gold. The remaining 58.3% is made up of other metals such as copper, silver, or zinc to strengthen the gold.
CR= Credit.
Ambien CR is a medication prescribed to enhance sleep. Its generic name is: zolpidem.
CR means 'comfort room'.
crystalline
Chromium
PLOT-CR (purpose, location, observers, trigger, communications and rehearsal)
CRedit
Championship Record
credit