"Backchannel" validity in different word game dictionaries
| Dictionary | Validity |
|---|---|
| Scrabble US(US/Canada/Thailand - TWL/NWL) | No |
| Scrabble UK(International - SOWPODS/CSW) | No |
| Words with Friends(WWF) | Yes |
"backchannel" Definition
- a secret or unusual way of passing information to other people
- (linguistics) a sound or sign that somebody makes to show that they are listening to the person who is talking to them