| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | card slot | Europe | Commonly found in laptops and desktop computers for inserting credit cards or various types of memory cards | 1 |
| 2 | letter slot | Europe | Common feature in front doors for receiving mail | 1 |
| 3 | token slot | Europe | A token slot is often found in arcade games for inserting coins or tokens to play. | 1 |