doodah
/ˈduːdɑː/noun
- informal used to refer to something that the speaker cannot name precisely〈非正式〉［用来指说话人描述不清的东西］ 那个什么东西：
from the poshest pot pourri to the humblest dangly doodah.
从最时髦的百花香到最不起眼的小挂件什么的。
短语
all of a doodah
- very agitated焦虑不安的; 焦躁的：
they'll be all of a doodah because of the bombs.
他们会因为那些炸弹而感到焦虑不安。
词源
early 20th cent. （in the phrase all of a doodah）： perhaps from the refrain of the song Camptown Races.