What is okie dokie?

"Okie dokie" is an informal expression in English, often used to indicate agreement or acknowledgment. It's a playful and slightly more whimsical variant of "okay." The phrase is often used in casual conversations and carries a friendly and lighthearted tone. It's one of several informal ways to say "yes" or "I understand." The origin of "okie dokie" is not precisely known, but like "okay," it became popular in American vernacular during the 20th century.