noun
weak dollar; cheap dollar
Refers to a situation where the US dollar is weak relative to other currencies, especially the yen. Commonly used in economic news.
ドル安が進んで、輸入品の価格が上がった。
The weak dollar progressed, and the prices of imported goods rose.
ドル安のおかげで、日本からの輸出が増えた。
Thanks to the weak dollar, exports from Japan increased.