chronic Adjective That which continues over an extended period of time, often associated with suffering ("long suffering").
chronic Adjective Prolonged or slow to heal. The opposite of acute.
chronic Adjective suffering from such affliction
chronic Adjective Inveterate or habitual.
chronic Adjective Very bad, awful.
chronic Adjective Extremely serious.
chronic Adjective Good, great, as in "wicked"
chronic Noun A chronic one
chronic Noun Marijuana, typically of high quality.
chronic Noun A condition of extended duration, either continuous or marked by frequent recurrence. Sometimes implies a condition which worsens with each recurrence, though that is not inherent in the term.