intransitive. To make a harsh sound like that of a duck; esp. (of a person) to talk loudly or foolishly. Also with on.
| 单词 | θ66909 |
| 释义 | the world > physical sensation > hearing and noise > voice or vocal sound > sounds like animal or bird sounds > [verb (intransitive)] > quack (2) quacka1624 intransitive. To make a harsh sound like that of a duck; esp. (of a person) to talk loudly or foolishly. Also with on. quackle1837 intransitive. = quack, v.1 |
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