The word "ikr" is an abbreviation that stands for "I know, right?" It is commonly used in texting and online communication to express agreement or to acknowledge that one finds something relatable or obvious. It's often used when someone makes a statement that resonates strongly with the listener.
The abbreviation "ikr" originated from internet slang and texting culture, emerging in the early 2000s as a way to convey agreement concisely in digital communication.