If your talking on twitter it means "Trend Right Now"
X= Ten in roman numerals
T RN means no "u" turn, just the word "turn" without a "u".
After about 10 hours of busting my head I figured it out. X (X)= T (ten) in RN (Roman Numberals). Hope I helped you out.
Ribonucleic
If by "RN" you mean registered nurse, Yes.
RN in military spec terms mean World War 2
To be rn trained is to go through nursing school or a nursing training course to become a certified nurse. An RN is a certified nurse. There are places all over the US that have RN training and schools to go to.
RN could mean many things, but is most commonly known as a Registered Nurse, or Radon, an element.
Registered nurseRegistered Nurse
Rey T. Palacios, RN, MN
CCRN are the initials of credentials earned by a RN- registered nurse, who has passed a exam for critical care thus the RN is critical care certfied. Critical care certification gives the RN more credibility, respect etc...
RN = Rosewood neck (I'm assuming RW also equates to Rosewood) The alternative is MN which signifies a Maple Neck