Examples:

• She hasn't seen him in a coon's age. She is so happy to meet him again.
• You may meet friends you haven’t seen in a coon’s age.
• I haven't seen you in a coon's age!
• My goodness, I haven't seen you in a coon's age! How have you been?
• To answer your question, I haven’t seen kids playing marbles in a coon’s age.
• I haven't been on a vacation in a coon's age.
• where have you been? I haven't seen you in a coon's age!
• It will take a coon's age to get all this work finished!