To give money to help pay for something, especially to help a business or farm.
Subsidizing can make people think of government help or support for important things like food or jobs.
Examples:
The government will subsidize the new farm.
They want to subsidize the school lunches.
We need to subsidize the company to keep it open.
I will subsidize your lemonade stand if you give me free lemonade.
The king will subsidize the building of a new castle.
She will subsidize the new store with her own money.