"to vomit or retch,"1960, American English slang, probably imitative. Related: Barfed; barfing. As a noun, from 1966. Barf bag "air sickness pouch" attested from 1966.
权威例句
1. Now there is a new book by Billinghurst : The BARF Diet.
现在艾恩博士又写了一本新书——《 barf 食谱》.
2. The barf had broken and emptied its content out along the road.
袋子破了,里面的东西撒了一路.
3. Tina: He drank too much with his buddies and had to go outside to barf!