![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png)
Look up quacker in Wiktionary, the free dictionary.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/99/Wiktionary-logo-en-v2.svg/40px-Wiktionary-logo-en-v2.svg.png)
Look up quackers in Wiktionary, the free dictionary.
Quacker or Quackers may refer to:
- Quacker (Tom and Jerry), a cartoon duck character from Tom and Jerry
- Quacker, a type of unexplained sound detected by Soviet submarine crews during the Cold War, also known as Bio-duck
- Quackers, a brand of duck-shaped cracker manufactured by Nabisco in the 1980s