a white mass of small bubbles that is produced by mixing soap with water （皂液的）泡沫；皂沫 to work up a good lather 产生良好的泡沫
Word OriginOld English læthor (denoting washing soda or its froth), lēthran (verb), of Germanic origin; related to Old Norse lauthr (noun), from an Indo-European root shared by Greek loutron ‘bath’.
Idioms
get into a lather | work yourself into a lather
- (informal)
to get anxious or angry about something, especially when it is not necessary （尤指不必要地）焦躁不安，发怒 Calm down—don’t work yourself into a lather about it. 冷静下来——不要为此事焦虑不安。
in a lather
- (British English, informal)
in a nervous, angry or excited state 紧张；愤怒；激动 Dad was in a right lather about something. 爸爸对某件事很紧张。