noun[mass noun] US
Investigation into the dealings of political opponents, typically in order to discredit them publicly: opposition research may be a bit too confrontational in the normal course of a campaign but completely appropriate as a response to an attack
More example sentences
- Admittedly, much of what one "knows" about candidates comes from opposition research.
- The gathering, use, and online storage of opposition research is nothing new.
- Lengthy primary battles result in competing candidates essentially digging up and airing free opposition research for the other party.
Definition of opposition research in:
- The US English dictionary