"Washboard" validity in different word game dictionaries
| Dictionary | Validity |
|---|---|
| Scrabble US(US/Canada/Thailand - TWL/NWL) | Yes |
| Scrabble UK(International - SOWPODS/CSW) | Yes |
| Words with Friends(WWF) | Yes |
"washboard" Definition
- a board with a surface with ridges on it, used in the past for rubbing clothes on when washing them; a similar board played as a musical instrument