Nicola Blackwood defeated Lib Dem MP Evan Harris in Oxford West and Abingdon at the general election, a man who she said in her maiden speech «never put popularity above principle». (conservativehome.blogs.com)
The dictionary definition of an opportunist is «a person who places expediency above principle,» or «taking immediate advantage, often unethically, of any circumstance of possible benefit.» (realclimate.org)