quacks; quacked; quacking
quacks; quacked; quacking
Learner's definition of QUACK
[no object] of a duck
: to make a loud sound(鸭子)呱呱叫,嘎嘎叫 2 quack /ˈkwæk/ noun
plural quacks
plural quacks
Learner's definition of QUACK
[count]
: the loud sound that is made by a duck(鸭子的)呱呱声,嘎嘎声
3 quack /ˈkwæk/ noun
plural quacks
plural quacks
Learner's definition of QUACK
[count] informal
1
disapproving : an unskillful doctor or a person who falsely claims to have medical skills庸医;冒牌医生;江湖郎中 2
British —
used in usually a negative or humorous way to refer to a doctor医生(通常作否定或诙谐用法)
— quack
adjective, always used before a noun -
quack medicines假药
-
a quack doctor冒牌医生