() [] () a wildcat strike happens suddenly and without the official support of a trade union（罢工）未经工会同意的◆4 000 workers may be fired unless they put a stop to wildcat strikes.除非停止这次未经工会同意的罢工，否则 4000 名工人可能会被解雇。➡lightning strike (about a business or project) that has not been carefully planned and that will probably not be successful; that does not follow normal standards and methods（企业或项目）未经认真规划的，不稳妥的◆He made the mistake of putting his money into a wildcat scheme.他错误地把资金投入到一个不成熟的项目上。◆wildcat stocks非法股票