| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| One story says this word of approval comes from the initials of Van Buren's nickname of "Old Kinderhook" | OK | $600 | J | STUPID WORD ORIGIN ANSWERS | 2009-01-09 | #5605 | |
| One theory says it's an abbreviation for Martin Van Buren's nickname, Old Kinderhook | OK | $200 | J | WORD ORIGINS | 1986-03-27 | #404 |