1
- a deep hoarse sound made by a frog or a crow（青蛙或乌鸦的）呱呱叫声。
1.1
- a sound resembling this, especially one made by a person（尤指人发出的）低沉而沙哑的声音：
Lorton tried to laugh - it came out as a croak.
洛顿想笑——但发出的却是一种低沉而沙哑的声音。
no obj.
1
- (of a frog or crow) make a characteristic deep hoarse sound（青蛙, 乌鸦）呱呱叫。
1.1
- (of a person) make a similar sound when speaking or laughing（人在说话或大笑时）发出低沉而沙哑的声音：
with direct speech 'Thank you,' I croaked.“谢谢”, 我用低沉而沙哑的声音说。
1.2
- archaic prophesy evil or misfortune, especially unjustifiably and to the irritation of others〈古〉（尤指无理地和使人气愤地）预言罪恶（或不幸）：
without croaking, it may be observed that our government is upon a dangerous experiment.
不是我出言不逊, 但看得出来我们的政府正在进行一种危险的试验。
2
- informal die〈非正式〉死：
the dog finally croaked in 1987.
那条狗终于在1987年死掉了。
2.1
- with obj. kill (someone)杀死（某人）：
she got croaked by a killer sex pervert.
她被一个嗜杀成性的性变态者杀害了。
词源
Middle English (as a verb)：imitative.