英 [dʌmˈbæs] 美 [dʌmˈbæs]
笨蛋
傻子
these words are used to express a low opinion of someone's intelligence
同义词： dunce / dunderhead / numskull / blockhead / bonehead / lunkhead / hammerhead / knucklehead / loggerhead / muttonhead / shithead / fuckhead
... manual：手册 Chapter：章 Subsection：部分 mediation：调解 Dumbass：傻瓜 Cooper博士，Winkle博士道歉了。 ...
It has everything to do with dumbass government incentives to the banks to takes loans from the Fed at 0% and put the money in their reserve account or treasuries where it earns 2%.
FORBES: Obama's Stark Progressivism Gives Voters Choice Of The Century