Corner the market on (something) phrasal verb
To sell or produce something that prevail over all others in the same field.
That company really cornered the market on video games.
His small business has cornered the market on unique glasses.
The most crucial person or necessary thing.
The verb "corner" should be conjugated according to its tense.
I think that this company will corner the market on fresh milk in the near future.
Many sources point to the early 1800s for the origin of this phrase.
Indicates that something which initially seems bad but harmless can become much worse in the future or lead to a harmful development
Those pharmacies have put the price of face masks up. It'll be the thin end of the wedge, if others follow along.