The phrase "outsize impact" means that something or someone has a much larger influence or effect than what is typically expected or seen.
Sentences with «outsize impact»
On a panel I ran Tuesday night for the United Nations Foundation, Ronny Jumeau, the Seychelles ambassador to the United Nations, expressed quiet exasperation on behalf of small island nations that expect to feel outsize impacts from rising seas. (dotearth.blogs.nytimes.com)
«Tiny particles have outsize impact on storm clouds, precipitation: Amazon rainforest provides a unique natural lab to study effects of aerosols.» (sciencedaily.com)
In each case, they used the opportunity to build something from the ground up and make an outsize impact. (canadianbusiness.com)