a)WASTE somethingif work or effort goes down the plughole, it is completely wasted 〔工作或努力〕完全白费,付诸东流
Two years of hard work went right down the plughole.
两年来的辛勤工作全都白费了。
b)FAILif a business goes down the plughole, it fails and has to close 〔企业〕倒闭,破产
Examples from the Corpus
plughole• Faced with such a threat ... spiders may be better off lurking beneath the plughole from now on.• It left a tidemark of greasybits as it sank away down the plughole.• She washed spiders down the plughole, and felt guilty as hell about it.• Between her feet, water swirled down the plughole, taking red and black threads of blood and dirt with it.• Down the plughole with it, this little glob of potential life, this putative devourer of the world's resources!• Incidence is analogous to water pouring into a sink and outcidence is analogous to water leaving the sink via the plughole.• The big corporations, fearing their royalties would disappear down a Webplughole, ganged together to sue Napster.