The phrase "significant clout" is correct and usable in written English.
It is typically used to refer to an individual or group that has a great deal of power, influence, or authority in a particular situation. For example, "The company wielded significant clout when they invested in the local community."
Other industries will lose significant clout.
Combining forces with Heriot Watt gave significant clout and an online dimension to the project.
We punch above our weight culturally, have significant clout economically and suffer painful delusions of grandeur militarily (let's not talk about football).
Most of the New York delegation's significant clout in Congress these days is wielded by a handful of Republicans from the upstate region.
Alongside the likes of Bayonetta 2, Mario Kart 8 and Super Smash Bros it gives the Wii U console significant clout in areas of the gaming spectrum now dominated by Microsoft and Sony machines.
The commander did not want his name to be revealed, but in a post on its website AAN confirmed that he was a "commander of significant clout, politically and militarily, in the north-east".
But military veterans still have significant political clout.
Key European carmakers, such as Volkswagen and BMW in Germany, hold significant political clout nationally and locally.
The Oligarch is also someone with significant political clout in this region.
"We knew we needed significant media clout and scale and critical mass," said Miles S. Nadal, chairman and chief executive of MDC.
While he cannot reject Mr. Hall's contract if it was signed before Feb. 11, he has the authority to issue advisory opinions, which while not carrying legal weight could have significant political clout with Congress.
