Quantcast
Welcome to the new LearnersDictionary.com. We want to hear your thoughts about the new design.

quack

Save
1quack/ˈkwæk/verb
quacksquackedquacking
1quack
/ˈkwæk/
verb
quacksquackedquacking
Learner's definition of QUACK  
[no object]of a duck
: to make a loud sound
2quack/ˈkwæk/noun
pluralquacks
2quack
/ˈkwæk/
noun
pluralquacks
Learner's definition of QUACK  
[count]
: the loud sound that is made by a duck
— compare 3quack
3quack/ˈkwæk/noun
pluralquacks
3quack
/ˈkwæk/
noun
pluralquacks
Learner's definition of QUACK  
[count]informal
disapproving : an unskillful doctor or a person who falsely claims to have medical skills
British — used in usually a negative or humorous way to refer to a doctor
— compare 2quack

— quack

adjective,always used before a noun
Comments & Questions  
Comments & Questions
What made you want to look up quack? Include any comments and questions you have about this word.