Here are some possibilities based on what you might be thinking of:
* "Chronic" as slang for marijuana: This is a very common slang term for cannabis. In this context, "chronic" refers to a high-quality strain of marijuana.
* "Chronic" as slang for something bad: This is another use of the word "chronic" where it means something negative or undesirable. For example, "I've got a chronic cough" means the cough is persistent and bothersome.
* "Chronic" as a medical term: This term refers to a condition that persists for a long time or recurs frequently.
Can you provide more context or information about the specific situation where you encountered this term? Knowing the context would help me understand what you're asking and give a more accurate answer.