1. Delicious delicacies
2. A small text file stored in your computer when accessing websites, sometimes helpful (saving login information for future logins), often used for malicious purposes (tracking movements on web, spam)
3. A person, commonly used during the Roaring 20's in America and old detective films depicting said time period.
1. The cookies Grandma baked for us were delicious!
3. That gangster was one tough cookie, but we finally caught him.