national accountnoun
ukus[ C ] an important large customer with offices, activities, etc. in many parts of the country:
The food group will become their first national account enabling them to supply all the company's 50 sites throughout England.
national account managers
national accounts
[ plural ] ECONOMICS records that show the social and economic activity of a country:
Growth in the economy in the fourth quarter of the year was unrevised at 0.7% in updated national accounts data.