0 past simple and past participle of gross
1 to earn a particular amount of money before tax is paid or costs are taken away:
In 1931, national record sales had grossed $17.6 million.
Building society interest will continue to be paid free of tax, but will be grossed up to determine liability to the higher rates.
I am suggesting a child tax allowance, grossed up for tax purposes according to one's marginal rate of tax.
Grossed up, there is a shortfall of £53 million.
When the cost is grossed up, this railway will incontestably require more than £5 billion of public subsidy.
One is that his tax would be paid for him by virtue of his salary being grossed up.
The data has not been grossed for coverage and therefore has a provisional status.
The table includes grossed regional totals which include estimates for missing data.