conspire against (something or someone)(redirected from conspire against someone)
conspire against (something or someone)
To join together in force or combine in such a way as to foil or defeat someone or something. The wind and rain conspired against our plans for an outdoor barbecue. His two younger brothers conspired against him to have him removed from the head of the company.
See also: conspire
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.