plough back

listen to the pronunciation of plough back
Englisch - Englisch
(deyim) Re-invest money you have made into a business

We PLOUGHED BACK all the profits to grow the company.

If profits are ploughed back into a business, they are used to increase the size of the business or to improve it. About 70 per cent of its profits are being ploughed back into the investment programme
plough back