The phrase "a massive slice of" is correct and usable in written English.
It can be used to describe a large portion or amount of something, often in a figurative sense, such as food, experience, or resources.
Example: "After the meeting, we were treated to a massive slice of cake that everyone enjoyed."
Alternatives: "a large piece of" or "a significant portion of".
But many vendors also believe the ultimate combination would create a powerhouse that could command a massive slice of global carrier capital spending.
Ipso regulates a massive slice of the newspaper and magazine industry, including the majority of national titles, the overwhelming number of regional and local titles and the bulk of the magazine publishers.
This is a massive slice of Britain's cultural wealth and too much of it has been hidden away – or shown in odd ways in the corners of places – for too long.
A massive slice of fortune gave Everton the lead in the 52nd minute.
With the move, a massive slice of the technology industry now, at least implicitly, backs the group's goal to "advance the interests of the gay and lesbian community within the Republican Party of the United States of America".
In Arizona, for example, the controversial Rosemont mine proposes chopping a massive slice of mountain and discharging copper slurry into very pristine waters.
The massive amount of catalogue being streamed guarantees that they get the massive slice of the pie (that $500 million), and the smaller producers and labels get pittance for their comparatively few streams.
But the next massive slice of news is that Alonso has now moved up to third place and if it stays like this, and Vettel does one from the race, Alonso will be the world champ.
Despite Yahoo!'s and Microsoft's best efforts, neither has been able to wrest eyeballs away from Google's massive slice of search market share.
"The massive amount of catalogue being streamed guarantees that they get the big massive slice of the pie (that $500 million) and the smaller producers and labels get pittance for their comparatively few streams.
