The phrase "a tiny dent in" is correct and usable in written English.
It can be used to describe a small impact or effect on something, often in a metaphorical sense.
Example: "The recent budget cuts made a tiny dent in our overall funding, but we are still able to continue our projects."
Alternatives: "a small impact on" or "a minor effect on".
This alternative form of financing is unlikely to put even a tiny dent in the vast market for federal and private student loans.
But cutting spending right now on relief and recovery efforts would worsen the economic slowdown and the suffering of millions of Americans, while making only a tiny dent in future deficits.
But, while the target has nearly been reached, it makes just a tiny dent in the $1.7m cost of planting the PopUp Forest in one of NYC's busiest intersections.
But councils have found it hard to identify non-jobs to cut and point out that reducing executive pay makes only a tiny dent in the amount that needs to be cut.
Too many producers have focused on cutting water use at their bottling plants and working with environmental groups on local projects that make a tiny dent in a huge water problem, said John Briscoe, an environmental engineering professor at Harvard University.
If a clever tax-avoidance strategy cannot be devised (and Goldman is nothing if not clever about this sort of thing), the capital-gains taxes from Mr Paulson's sale would themselves make a tiny dent in the federal budget deficit.Rumours of a move by Mr Paulson to the Treasury had been circulating for months, all adamantly denied.
She will take the reins at a time when News Corporation's British newspaper unit is still dealing with the fallout of the hacking scandal, which has put a relatively tiny dent in the company's financial performance but created a continuing public-relations crisis.
As for the other enthusiastic strawberry munchers; they are only making a comparatively tiny dent in our harvest, and anyway I'm not at all surprised.
As I unpacked it, I noticed little imperfections -- a scratch in the paint, a tiny dent -- that would have prevented me from buying it in a store.
The project has yet to break the political impasse between the Israelis and Palestinians, but here's hoping it makes at least a tiny dent.
Have you seen this senile, dirty old man?" Look closely beneath Gonzalez's shock of white hair, and you see a tiny dent.
